Ed Gein murders at least two women and desecrates the graves of dozens more to feed his bizarre fetishes; the so-called Butcher of Plainfield serves as the inspiration for Norman Bates in "Psycho" and Buffalo Bill in "Silence of the Lambs.".

In their freshest cold case yet, Kelly and Steve tackle the recent double-homicide of a loving grandfather and his elderly mother gunned down at home; the crime scene suggests a killer with military training.

Kelly and Abbey help the Beaumont Police Department investigate the 1999 disappearance of a popular single mother; one of the men seeking her affection may have taken their obsession too far.

Terrifying true stories of Canadians facing addictions to drugs, alcohol, or other behaviours.

Evidence of female power in ancient Kush; secrets long buried in a New Mexico pueblo; a find near the Nazca Lines in Peru; mysteries in Cambodia's Angkor Wat.

Ghosts flock to a quaint coastal farmhouse; a pastor's sermon is interrupted by the Devil himself; a woman and her dogs have multiple terrifying encounters with Bigfoot.

Terrifying true stories of Canadians facing addictions to drugs, alcohol, or other behaviours.

Visiting spirits that remain tied to the places that meant the world to them; feeling eerie energy in a historic Missouri mansion; facing a spectral sea captain in Nova Scotia; discovering a well of supernatural energy in a northern California hotel.

During a snowstorm, a man encounters ghosts from World War I while working alone overnight at a former insane asylum; a teenage girl discovers a dark figure lurking in the shadows of her family's apartment.

Brett Ryan paves a long road of deception. The serial-lying ex-con hides his bank-robbing past from his fiancé and misleads his family, before a late-night confession to his mother leads to a murder no one could have seen coming.

Wandering spirits seek to feed on the energy and emotions of unsuspecting patients and medical workers.

Alex Heidbreder, a corrections officer at 200-year-old prison, gets an emergency call for a prisoner in severe distress and finds a prisoner frantically screaming for help; EMT Cory Carmichael rushes to help a man reportedly suffering from a seizure.

After taking over an old farm, a man is assaulted by the spirits of the former owners; a man is tormented by a demon for over 20 years; a woman is attacked by the ghost of someone close to her.

Strange markings in the remote reaches of Northern Finland; drones find a Manhattan-sized mystery in the depths of a Vietnamese cave; secrets are no longer hidden in the Antarctic; a lost sky-high world in Mozambique gets a visit from above.

Spirits haunt the basement of an abandoned winery; shadow figures catch a flick at a decades-old movie theater; a legendary creature is caught crossing the road.

Suspicion builds as the DaVita dialysis center in Texas experiences a huge increase in code blues, with many patients succumbing to their injuries.

Nathan's family stages an intervention in an attempt to help him with his opioid addiction.

Ed Gein murders at least two women and desecrates the graves of dozens more to feed his bizarre fetishes; the so-called Butcher of Plainfield serves as the inspiration for Norman Bates in "Psycho" and Buffalo Bill in "Silence of the Lambs.".

Looking for proof of apparitions, eerie voices and other inexplicable phenomena inside a grim execution site; the team explores Harlan County's courthouse and jail, where the fallout from a revenge killing and the coal wars lingers.

Spirits haunt the basement of an abandoned winery; shadow figures catch a flick at a decades-old movie theater; a legendary creature is caught crossing the road.

Strange markings in the remote reaches of Northern Finland; drones find a Manhattan-sized mystery in the depths of a Vietnamese cave; secrets are no longer hidden in the Antarctic; a lost sky-high world in Mozambique gets a visit from above.

The triple trauma that made Danielle turn to drugs to relieve her pain; her life on the streets, hustling for her next fix, and seeing if the love of her five children is enough to push her to get the help she desperately needs.

Elvis' music will live on forever.

Exploring beliefs about where people go when they die, reincarnation and unlocking past life memories.

Jennifer Marshall and author MJ Banias head to West Virginia to investigate reports that the Mothman -- a mysterious winged creature first spoken of in 1967 -- may be back.

The triple trauma that made Danielle turn to drugs to relieve her pain; her life on the streets, hustling for her next fix, and seeing if the love of her five children is enough to push her to get the help she desperately needs.

In the summer of 1952, stories of U.S. Air Force jets chasing UFOs over the White House knock the Korean War off the front pages of newspapers; as rumors spread, President Harry S. Truman demands to know what was flying over his house.

Jennifer Marshall and author MJ Banias head to West Virginia to investigate reports that the Mothman -- a mysterious winged creature first spoken of in 1967 -- may be back.

Nathan's family stages an intervention in an attempt to help him with his opioid addiction.

Strange markings in the remote reaches of Northern Finland; drones find a Manhattan-sized mystery in the depths of a Vietnamese cave; secrets are no longer hidden in the Antarctic; a lost sky-high world in Mozambique gets a visit from above.

Spirits haunt the basement of an abandoned winery; shadow figures catch a flick at a decades-old movie theater; a legendary creature is caught crossing the road.

Nathan's family stages an intervention in an attempt to help him with his opioid addiction.

George gets locked in a spiritual battle to expel demons from a client's home; Richard investigates mysterious and terrifying events in a Colorado museum; Jay goes toe to toe with ancient native spirits in Arizona.

Sailing to Bell Island, Newfoundland, where the investigators reach out to the ghosts left by a devastating Nazi U-boat attack during WW II; descending into darkness as the trio reveals a group of ghostly miners trapped underground for 80 years.

A surge of sightings in Colares, Brazil in 1977 causes major panic and thousands of people leave the island as a result; On a dairy farm in Australia, a mysterious flying object causes a brutal headache for the farmer.

Officials have to decide how to confront a large, unidentified object hovering over one of America's most secure Air Force bases; a priest communicates with four beings on a saucer-shaped metallic craft in Papua, New Guinea.

There are areas around the world that seem to keep attracting UFOs.

An evil entity latches itself onto a women and invades her mind.

Demonic entities seek control of their victims through possession; an evil spirit follows a father and daughter home from church; cousins unleash hell when they play with a spirit board; and shadowy creatures wreak havoc on a girl's life.

Strange aquatic mammals populating a river in Columbia; a ship marooned in a sea of sand along Namibia's notorious Skeleton Coast; a Boeing 727 jetliner hidden in a pine forest; an unusual pattern is discovered in the Nevada desert.

A baby monitor picks up a ghostly figure walking next to a child's bed. A speeding UFO infiltrates an air show. A young woman ushers in the new year with an undeniable sign from her late father.

Malcolm Webster's wife, Claire, died in a car crash in a remote part of Scotland; his second wife Felicity almost dies in similar circumstances in New Zealand.

Courtney's family stages an intervention in a desperate attempt to save her from her drug addiction.

The triple trauma that made Danielle turn to drugs to relieve her pain; her life on the streets, hustling for her next fix, and seeing if the love of her five children is enough to push her to get the help she desperately needs.

Jennifer Marshall and author MJ Banias head to West Virginia to investigate reports that the Mothman -- a mysterious winged creature first spoken of in 1967 -- may be back.

A baby monitor picks up a ghostly figure walking next to a child's bed. A speeding UFO infiltrates an air show. A young woman ushers in the new year with an undeniable sign from her late father.

Strange aquatic mammals populating a river in Columbia; a ship marooned in a sea of sand along Namibia's notorious Skeleton Coast; a Boeing 727 jetliner hidden in a pine forest; an unusual pattern is discovered in the Nevada desert.

Meeting anxious souls whose lives were taken too soon; visiting a Ky. cinema filled with the spirits of children who died in a fire; chasing a ghostly girl in an Ontario antique shop; shivering as a departed child cries in a woman's Utah dream home.

Sailing to Bell Island, Newfoundland, where the investigators reach out to the ghosts left by a devastating Nazi U-boat attack during WW II; descending into darkness as the trio reveals a group of ghostly miners trapped underground for 80 years.

A baby monitor picks up a ghostly figure walking next to a child's bed. A speeding UFO infiltrates an air show. A young woman ushers in the new year with an undeniable sign from her late father.

Meeting anxious souls whose lives were taken too soon; visiting a Ky. cinema filled with the spirits of children who died in a fire; chasing a ghostly girl in an Ontario antique shop; shivering as a departed child cries in a woman's Utah dream home.

Two prank-obsessed teenagers dare each other to spend the night in an allegedly haunted forest.

Fort Stanton in New Mexico is established in the 19th century as a military post, then converted into a tuberculosis hospital; reports of paranormal activity date back to the 1940s, but a recent uptick in claims causes concerns about staff safety.

Courtney's family stages an intervention in a desperate attempt to save her from her drug addiction.

Strange aquatic mammals populating a river in Columbia; a ship marooned in a sea of sand along Namibia's notorious Skeleton Coast; a Boeing 727 jetliner hidden in a pine forest; an unusual pattern is discovered in the Nevada desert.

Tracking down the screaming ghost of legislator Cassius Marcellus Clay, who allegedly wanders the halls of the fabled White Hall manor; the team does a thorough investigation and looks inside the life of this unyielding political figure.

Courtney's family stages an intervention in a desperate attempt to save her from her drug addiction.

Alex Heidbreder, a corrections officer at 200-year-old prison, gets an emergency call for a prisoner in severe distress and finds a prisoner frantically screaming for help; EMT Cory Carmichael rushes to help a man reportedly suffering from a seizure.

Ursula investigates one of Chicago's most haunted places; hunters come face-to-face with a terrifying entity in a Utah hospital; Joe battles a powerful animal spirit summoned by dark satanic rituals.

Alex Heidbreder, a corrections officer at 200-year-old prison, gets an emergency call for a prisoner in severe distress and finds a prisoner frantically screaming for help; EMT Cory Carmichael rushes to help a man reportedly suffering from a seizure.

A prison guard hears unnerving noises and sees ominous shadows while on patrol; an unseen force repels first responders at the scene of a suspicious suicide; an EMT encounters the anguished spirit of man at a roadside hotel.

Take a graveyard shift and face strange things that go bump in the night. Relive a youth worker's hair-raising encounter at an overnight treatment centre, roam hospital halls with a gang of ghosts, and meet a counsellor banished by a surly spirit.

A teenager awakens an evil presence in an abandoned asylum.

Why Tristan hid his identity struggles and the abuse he witnessed at home by playing the part of the golden child; how a sexual assault led him to spiral into alcoholism, destroying his liver and leaving his family afraid for his life.

Checking out opera singer Russell Watson's idyllic farm, where an invisible visitor plays the piano and scares everyone; tracking down a cannibal killer with the team, who have to act fast to send this evil spirit back to the dark side.

Study the branches of a haunted family tree at Brennan House in Louisville, Kentucky. Learn why the successful, childless clan that grew up there always returned home to die, and watch as the team tries to find out if they've never really left.

Fort Stanton in New Mexico is established in the 19th century as a military post, then converted into a tuberculosis hospital; reports of paranormal activity date back to the 1940s, but a recent uptick in claims causes concerns about staff safety.

PRS investigates a haunted house but finds that the residents may have invited the spirits in.

After a letter requests its help, PRS investigates if a house caused an untimely death.

Bigfoot hunter Matt Moneymaker shows Rob and the boys his favorite spots and how to use calls and wood knocks to attract one of the many Sasquatch that he claims inhabit Northern California's redwood forests and the Hoopa Indian Reservation.

Elvis' music will live on forever.

Why Tristan hid his identity struggles and the abuse he witnessed at home by playing the part of the golden child; how a sexual assault led him to spiral into alcoholism, destroying his liver and leaving his family afraid for his life.

In their freshest cold case yet, Kelly and Steve tackle the recent double-homicide of a loving grandfather and his elderly mother gunned down at home; the crime scene suggests a killer with military training.

A man is viciously attacked on his doorstep with what appears to be a gun; armed police arrest a gang of four, but it's a race against time to prove they have the right men.

Ed Gein murders at least two women and desecrates the graves of dozens more to feed his bizarre fetishes; the so-called Butcher of Plainfield serves as the inspiration for Norman Bates in "Psycho" and Buffalo Bill in "Silence of the Lambs.".

PRS investigates a haunted house but finds that the residents may have invited the spirits in.

After a letter requests its help, PRS investigates if a house caused an untimely death.

Elvis' music will live on forever.

Exploring beliefs about where people go when they die, reincarnation and unlocking past life memories.

Two prank-obsessed teenagers dare each other to spend the night in an allegedly haunted forest.

Why Tristan hid his identity struggles and the abuse he witnessed at home by playing the part of the golden child; how a sexual assault led him to spiral into alcoholism, destroying his liver and leaving his family afraid for his life.

A man is viciously attacked on his doorstep with what appears to be a gun; armed police arrest a gang of four, but it's a race against time to prove they have the right men.

PRS investigates a haunted house but finds that the residents may have invited the spirits in.

After a letter requests its help, PRS investigates if a house caused an untimely death.

Sailing to Bell Island, Newfoundland, where the investigators reach out to the ghosts left by a devastating Nazi U-boat attack during WW II; descending into darkness as the trio reveals a group of ghostly miners trapped underground for 80 years.

A surge of sightings in Colares, Brazil in 1977 causes major panic and thousands of people leave the island as a result; On a dairy farm in Australia, a mysterious flying object causes a brutal headache for the farmer.

Officials have to decide how to confront a large, unidentified object hovering over one of America's most secure Air Force bases; a priest communicates with four beings on a saucer-shaped metallic craft in Papua, New Guinea.

Treading carefully in places where ghosts revisit the scenes of their crimes; confronting vengeful jailhouse spirits in a Missouri home; a malevolent ex-member of the Manson Family in California; a cruel biker in a Salt Lake City residence.

Take a deep dive into watery enigmas. Glide over a sunken Italian city, a unique underwater cemetery in the Florida Keys, a yellow brick road to nowhere in the depths of the South Pacific, and puzzling rocky constructions off the coast of Australia.

A tattoo shop is plagued by the ghost of an evil criminal; a mother-in-law returns from beyond the grave; a malevolent spirit puts a man's life in danger.

A prison guard hears unnerving noises and sees ominous shadows while on patrol; an unseen force repels first responders at the scene of a suspicious suicide; an EMT encounters the anguished spirit of man at a roadside hotel.

It's Christmas at Button House, and Mike is determined to make it perfect for his family; Alison is determined to deliver the best Christmas ever for the living and the dead, although the latter aren't filled with festive cheer.

When a historical documentary team comes to film at Button House, Alison and the ghosts are shocked to discover that the assassination plot they are investigating involved one of their own.

Bigfoot hunter Matt Moneymaker shows Rob and the boys his favorite spots and how to use calls and wood knocks to attract one of the many Sasquatch that he claims inhabit Northern California's redwood forests and the Hoopa Indian Reservation.

Officials have to decide how to confront a large, unidentified object hovering over one of America's most secure Air Force bases; a priest communicates with four beings on a saucer-shaped metallic craft in Papua, New Guinea.

A young recruit encounters aliens in the Nevada desert in the 1960s; he claims they were working with the US military and housed a spaceship in a secret hangar nearby.

In their freshest cold case yet, Kelly and Steve tackle the recent double-homicide of a loving grandfather and his elderly mother gunned down at home; the crime scene suggests a killer with military training.

A man is viciously attacked on his doorstep with what appears to be a gun; armed police arrest a gang of four, but it's a race against time to prove they have the right men.

Ed Gein murders at least two women and desecrates the graves of dozens more to feed his bizarre fetishes; the so-called Butcher of Plainfield serves as the inspiration for Norman Bates in "Psycho" and Buffalo Bill in "Silence of the Lambs.".

In the summer of 1952, stories of U.S. Air Force jets chasing UFOs over the White House knock the Korean War off the front pages of newspapers; as rumors spread, President Harry S. Truman demands to know what was flying over his house.

A young recruit encounters aliens in the Nevada desert in the 1960s; he claims they were working with the US military and housed a spaceship in a secret hangar nearby.

A family visiting a museum in England spots something terrifying; a cryptid sighting stuns two business partners in New Jersey; a notoriously haunted hotel in Arkansas lives up to its reputation.

It's Christmas at Button House, and Mike is determined to make it perfect for his family; Alison is determined to deliver the best Christmas ever for the living and the dead, although the latter aren't filled with festive cheer.

When a historical documentary team comes to film at Button House, Alison and the ghosts are shocked to discover that the assassination plot they are investigating involved one of their own.

Checking out opera singer Russell Watson's idyllic farm, where an invisible visitor plays the piano and scares everyone; tracking down a cannibal killer with the team, who have to act fast to send this evil spirit back to the dark side.

A family visiting a museum in England spots something terrifying; a cryptid sighting stuns two business partners in New Jersey; a notoriously haunted hotel in Arkansas lives up to its reputation.

It's Christmas at Button House, and Mike is determined to make it perfect for his family; Alison is determined to deliver the best Christmas ever for the living and the dead, although the latter aren't filled with festive cheer.

When a historical documentary team comes to film at Button House, Alison and the ghosts are shocked to discover that the assassination plot they are investigating involved one of their own.

A family visiting a museum in England spots something terrifying; a cryptid sighting stuns two business partners in New Jersey; a notoriously haunted hotel in Arkansas lives up to its reputation.

A man is viciously attacked on his doorstep with what appears to be a gun; armed police arrest a gang of four, but it's a race against time to prove they have the right men.

Elvis' music will live on forever.

Exploring beliefs about where people go when they die, reincarnation and unlocking past life memories.

In the summer of 1952, stories of U.S. Air Force jets chasing UFOs over the White House knock the Korean War off the front pages of newspapers; as rumors spread, President Harry S. Truman demands to know what was flying over his house.

George helps his sister with a dark and malevolent spirit; a group of teens mistakenly unleash a demon; an investigator spends the night in a church rectory with a dark past.

Learning why stone, metal, and water attract paranormal forces; examining a limestone mansion in Ind. that's tied to the spirit world; following the path of Ohio's soul-attracting rivers; spotting the inexplicable in a Va. inn atop a former mine.

Amy and her mom encounter strange occurrences when they move into a deceased friend's home.

Claudia is a Mexican-American woman pursuing the American dream as she attends university; when her grandmother dies, the dark shadow she has been seeing since she was a child suddenly begins to attack her and isolate her from her friends.

Odd light patterns are seen across multiple counties in Texas on the same night; In France, after a powerful encounter a man's previous knee injury is completely healed.

Paid programming.

George helps his sister with a dark and malevolent spirit; a group of teens mistakenly unleash a demon; an investigator spends the night in a church rectory with a dark past.

An enormous fiery vortex in Redding, California, the island nation of Malta loses a natural treasure, a mysterious radioactive hotspot is discovered near Chernobyl, and an unknown force lays waste to a mountain forest in Italian Alps.

Poltergeist activity is caught on an Irish school's security camera; two Russians encounter what may be a Sasquatch while driving in Siberia; a UFO is spotted flying over Australia in broad daylight.

After Eric Lloyd's wife claims his death was due to natural causes, Marie Whiston, who had been looking after him between nursing shifts, becomes anxious to attribute his demise to ill health.

After tragedies and struggles, Coleman's family believes his addiction to drugs will kill him before he's able to see his daughter again.

A poltergeist turns an evening of pet-sitting into a night of survival; a household struggles to accept a ghostly new member of the family; a woman catches a spirit watching her little boy.

A mysterious visitor arrives at Button House with a revelation that leaves Alison reeling; Thomas is confused by his feelings for the strange visitor.

While Button House is treated for woodworm, Alison and Mike camp outside with the ghosts.

Poltergeist activity is caught on an Irish school's security camera; two Russians encounter what may be a Sasquatch while driving in Siberia; a UFO is spotted flying over Australia in broad daylight.

An enormous fiery vortex in Redding, California, the island nation of Malta loses a natural treasure, a mysterious radioactive hotspot is discovered near Chernobyl, and an unknown force lays waste to a mountain forest in Italian Alps.

Kelly and Tonya delve into the grisly multiple murders of a young mother, grandmother, toddler, and newborn baby; forensic handwriting analysis could help identify the killer and author of a frightening message written on the wall.

The murder of a vibrant 21-year-old leaves the peaceful community of Knoxville, Tenn. questioning its core values; a family's persistence reminds Marble City what it's made of and residents band together to bring a killer down.

Following the work of police detectives in Britain as they pursue suspects in serious crimes.

Kelly and Tonya delve into the grisly multiple murders of a young mother, grandmother, toddler, and newborn baby; forensic handwriting analysis could help identify the killer and author of a frightening message written on the wall.

The murder of a vibrant 21-year-old leaves the peaceful community of Knoxville, Tenn. questioning its core values; a family's persistence reminds Marble City what it's made of and residents band together to bring a killer down.

Following the work of police detectives in Britain as they pursue suspects in serious crimes.

After tragedies and struggles, Coleman's family believes his addiction to drugs will kill him before he's able to see his daughter again.

An enormous fiery vortex in Redding, California, the island nation of Malta loses a natural treasure, a mysterious radioactive hotspot is discovered near Chernobyl, and an unknown force lays waste to a mountain forest in Italian Alps.

Poltergeist activity is caught on an Irish school's security camera; two Russians encounter what may be a Sasquatch while driving in Siberia; a UFO is spotted flying over Australia in broad daylight.

After tragedies and struggles, Coleman's family believes his addiction to drugs will kill him before he's able to see his daughter again.

People who saw ghosts as children but their parents did not believe.

Two women are haunted by ghosts from the Halifax Explosion.

Two brothers witness something extraordinary that defies explanation while hunting in Idaho; a strange metal craft passes over Antananarivo, Madagascar.

Odd light patterns are seen across multiple counties in Texas on the same night; In France, after a powerful encounter a man's previous knee injury is completely healed.

These are the witnesses that have been literally touched by the unknown; physical contact events that take the shape of nightmares, complete with alien examinations and inexplicable metal implants discovered inside human bodies.

Psychedelic swirls in the Utah wastelands; a bizarre configuration of circles in the Sahara; hidden lines with the help of a drone; a remote polka-dot lake in Canada.

A silent, orange football-shaped object is spotted over Loring Air Force Base in Maine; a Swedish farmer witnesses a crash into a lake.

Paid programming.

The murder of a vibrant 21-year-old leaves the peaceful community of Knoxville, Tenn. questioning its core values; a family's persistence reminds Marble City what it's made of and residents band together to bring a killer down.

A long-forgotten network of Native American earthworks, a baffling battlefield mystery in Belgium, a mysterious blood red lake on a remote Greek island, and an eerie pink glow emulating form the middle of the Pacific Ocean.

A traveling businessman encounters poltergeist activity in his Texas motel room; a UFO is spotted over one of the holiest sites on Earth; a Sasquatch is spotted by two hikers in British Columbia.

Kathy Augustine was a politician serving in the Nevada Senate; shortly after her husband of 17 years dies from complications of a stroke, she marries Chaz Higgs, a critical care nurse whom she met while he was caring for her late husband.

Pamela's family hopes an intervention will save her from her addiction after being exposed to her father's drug addiction.

Kelly and Tonya delve into the grisly multiple murders of a young mother, grandmother, toddler, and newborn baby; forensic handwriting analysis could help identify the killer and author of a frightening message written on the wall.

Childhood friends Ashley Taylor and Kevin Sweat reconnect as adults; Ashley's strange pre-wedding disappearance sheds light on Kevin's disturbing past and his connection to a string of unsolved murders.

A traveling businessman encounters poltergeist activity in his Texas motel room; a UFO is spotted over one of the holiest sites on Earth; a Sasquatch is spotted by two hikers in British Columbia.

A long-forgotten network of Native American earthworks, a baffling battlefield mystery in Belgium, a mysterious blood red lake on a remote Greek island, and an eerie pink glow emulating form the middle of the Pacific Ocean.

The contempt for life exhibited by serial killers makes people question their own safety; psychopaths and sadists rarely show regret or empathy for the lives they destroy.

An unidentified creature washed up on the beach; an object is seen over the skies of inner Mongolia; Tony Harris and his team of experts examine new videos and photographs to reach a verdict on what's behind strange happenings.

A serpentine monster lurking under the water in the London's Thames River; UFOs spotted crossing the moon; how some people are able to defy the fear of heights.

The contempt for life exhibited by serial killers makes people question their own safety; psychopaths and sadists rarely show regret or empathy for the lives they destroy.

An unidentified creature washed up on the beach; an object is seen over the skies of inner Mongolia; Tony Harris and his team of experts examine new videos and photographs to reach a verdict on what's behind strange happenings.

A serpentine monster lurking under the water in the London's Thames River; UFOs spotted crossing the moon; how some people are able to defy the fear of heights.

Pamela's family hopes an intervention will save her from her addiction after being exposed to her father's drug addiction.

A long-forgotten network of Native American earthworks, a baffling battlefield mystery in Belgium, a mysterious blood red lake on a remote Greek island, and an eerie pink glow emulating form the middle of the Pacific Ocean.

A traveling businessman encounters poltergeist activity in his Texas motel room; a UFO is spotted over one of the holiest sites on Earth; a Sasquatch is spotted by two hikers in British Columbia.

Pamela's family hopes an intervention will save her from her addiction after being exposed to her father's drug addiction.

During an investigation of a Chicago cemetery, Ursula endures the most terrifying time of her life; George is asked to remove a spirit that's attacking a young boy.

Psychic energy gathers when there is a life-or-death crisis; touring a psychiatric hospital that has a reputation for being haunted, a nurse describes the spirits she sees walking the halls.

A cocktail waitress sees glasses shattering, patrons levitating, then survives a demonic attack in the hotel washroom.

Paid programming.

A man observes a saucer-shaped object in a lagoon; an unusual light in a field causes the driver to veer off the road.

Diabolical spirits torture and taunt their unsuspecting targets; a mother and daughter become the terrified victims of a family curse; a teen boy is attacked by an unseen force; and a young girl senses an evil presence hiding in her closet.

A young man seeks a fresh start; Death has other plans.

Dive into the historical and natural secrets of the deep; explore an uninhabited concrete island, ocean spirals off the Australian coast, underwater evidence of a violent past and tracks thousands of metres below the sea's surface.

A famous monster washes up on a New York beach; parents catch ghosts haunting nurseries on baby monitors; a UFO saves a Russian town.

Examining the discarded syringe that proved to be a cruel nurse's fatal slip-up; learning how police found a telltale piece of evidence in Vickie Dawn Jackson's trash that proved she'd been injecting otherwise healthy patients with a deadly chemical.

Melanie's family hopes an intervention will save her, after a lifetime of trauma.

An unidentified creature washed up on the beach; an object is seen over the skies of inner Mongolia; Tony Harris and his team of experts examine new videos and photographs to reach a verdict on what's behind strange happenings.

A serpentine monster lurking under the water in the London's Thames River; UFOs spotted crossing the moon; how some people are able to defy the fear of heights.

The contempt for life exhibited by serial killers makes people question their own safety; psychopaths and sadists rarely show regret or empathy for the lives they destroy.

A famous monster washes up on a New York beach; parents catch ghosts haunting nurseries on baby monitors; a UFO saves a Russian town.

Dive into the historical and natural secrets of the deep; explore an uninhabited concrete island, ocean spirals off the Australian coast, underwater evidence of a violent past and tracks thousands of metres below the sea's surface.

Alex Rodda, a 15-year-old teenager, is murdered by 18-year-old Matthew Mason in December 2019, six weeks after they first exchange messages via social media.

Kelly, Tonya and the Alcoa Police Department investigate the 1990 rape and murder of a beloved 80-year-old grandmother and consider if the perpetrator may have been a sadistic random intruder or a member of her own family.

The death rate mysteriously triples on one hospital ward in Massachusetts; when investigators join the dots they find one common denominator in the patients' care, Nurse Kristen Gilbert; but could this so-called soccer mum really be a killer?

Alex Rodda, a 15-year-old teenager, is murdered by 18-year-old Matthew Mason in December 2019, six weeks after they first exchange messages via social media.

Kelly and Tonya delve into the grisly multiple murders of a young mother, grandmother, toddler, and newborn baby; forensic handwriting analysis could help identify the killer and author of a frightening message written on the wall.

Kelly, Tonya and the Alcoa Police Department investigate the 1990 rape and murder of a beloved 80-year-old grandmother and consider if the perpetrator may have been a sadistic random intruder or a member of her own family.

Melanie's family hopes an intervention will save her, after a lifetime of trauma.

Dive into the historical and natural secrets of the deep; explore an uninhabited concrete island, ocean spirals off the Australian coast, underwater evidence of a violent past and tracks thousands of metres below the sea's surface.

A famous monster washes up on a New York beach; parents catch ghosts haunting nurseries on baby monitors; a UFO saves a Russian town.

Melanie's family hopes an intervention will save her, after a lifetime of trauma.

Tourism in New Orleans post-Hurricane Katrina.

Examining the evolution of the oldest craft in the world and what it has represented to society over the years.

Childhood friends Ashley Taylor and Kevin Sweat reconnect as adults; Ashley's strange pre-wedding disappearance sheds light on Kevin's disturbing past and his connection to a string of unsolved murders.

The phenomenon of child ghosts and its consequences when medical facilities become their playgrounds.

A rookie EMT sees flickering lights and hears strange noises after an elderly patient dies; a man's spirit watches over paramedics as they attempt to save him on Christmas Eve.

A woman gets more than she bargained for when she brings home an antique washstand; an evil spirit attaches itself to all those it encounters; a woman accidentally summons demonic beings into her home.

Revealing the truth behind the planet's ancient legends; touring an island covered in polar bears, twin craters in Greece, peeking at a supervolcano hidden under Yellowstone Park and examining an ocean formation that's eerily similar to Atlantis.

A ghost appears on the Gettysburg battlefield; a sea monster surfaces in Ireland; fleets of UFOs are spotted over the skies of Philadelphia and The Hague.

In 2016 American Bianca Rudolph is found dead in her hunting lodge in Zambia; deemed an accident by the authorities, her husband of 34 years, multimillionaire dentist Larry Rudolph moves on with his life, with his lover.

Natasha, a drug addict who spent her adolescence partying with her parents, gets the the opportunity to turn her life around.

Alex Rodda, a 15-year-old teenager, is murdered by 18-year-old Matthew Mason in December 2019, six weeks after they first exchange messages via social media.

New tools bridge a ghostly divide as the investigators reach out to old acquaintances at the Conrad-Caldwell House Museum; considering fresh data and insights into the Kentucky Anomaly that could help Brandon get to the heart of this haunting.

A ghost appears on the Gettysburg battlefield; a sea monster surfaces in Ireland; fleets of UFOs are spotted over the skies of Philadelphia and The Hague.

Revealing the truth behind the planet's ancient legends; touring an island covered in polar bears, twin craters in Greece, peeking at a supervolcano hidden under Yellowstone Park and examining an ocean formation that's eerily similar to Atlantis.

The cascade of trauma and toxic relationships that turned former teen beauty queen Jessica into a severely addicted dealer.

Experts investigate the 1961 alien abduction of Betty and Barney Hill; they explore past life regression and the possibilities of reincarnation.

Broadhaven, a sleepy little seaside village in Wales, is known as the UFO capital of Europe.

Podcast host Sam Tripoli joins Jennifer as she heads to Montauk, N.Y., to investigate stories that the U.S. government was conducting radical experiments on young children -- including mind control tests and time travel.

The cascade of trauma and toxic relationships that turned former teen beauty queen Jessica into a severely addicted dealer.

A young recruit encounters aliens in the Nevada desert in the 1960s; he claims they were working with the US military and housed a spaceship in a secret hangar nearby.

Podcast host Sam Tripoli joins Jennifer as she heads to Montauk, N.Y., to investigate stories that the U.S. government was conducting radical experiments on young children -- including mind control tests and time travel.

Natasha, a drug addict who spent her adolescence partying with her parents, gets the the opportunity to turn her life around.

Revealing the truth behind the planet's ancient legends; touring an island covered in polar bears, twin craters in Greece, peeking at a supervolcano hidden under Yellowstone Park and examining an ocean formation that's eerily similar to Atlantis.

A ghost appears on the Gettysburg battlefield; a sea monster surfaces in Ireland; fleets of UFOs are spotted over the skies of Philadelphia and The Hague.

Natasha, a drug addict who spent her adolescence partying with her parents, gets the the opportunity to turn her life around.

In Ontario cottage country, an investigator is stalked by a terrifying beast-like entity; in Ohio, Karlo and his team are frozen in fear when they come face to face with the ghost of an executioner on an old jail's death row.

Shiver as paranormal investigators Corine, Leanne, and Kelly tap into the bloody history of one of Ireland's ghostliest spots; find out who, or what, is lurking in the shadows of this terrifying fortress, which could be a portal to the underworld.

Learning about the architecture and history of some of Toronto's cultural institutions, including the Royal Ontario Museum.

A look at Buffalo's colorful architecture as many abandoned buildings are being restored.

These are the witnesses that have been literally touched by the unknown; physical contact events that take the shape of nightmares, complete with alien examinations and inexplicable metal implants discovered inside human bodies.

Claudia is a Mexican-American woman pursuing the American dream as she attends university; when her grandmother dies, the dark shadow she has been seeing since she was a child suddenly begins to attack her and isolate her from her friends.

Homes become haunted grounds when poltergeists take up residence; a séance stirs up grim ghosts from the past, a young girl encounters the tortured spirit of a dead bride and a boy discovers that a potential playmate is not human at all.

Walking among colossal wonders scattered across the Earth's surface, including an ancient reptile skeleton, a massive head carving in the Alberta badlands, a giant South African footprint and a pentagram etched into a remote peninsula in Kazakhstan.

A poltergeist haunts an English antique store; a man and his son encounter bigfoot in Washington; a strange UFO is spotted over Inner Mongolia.

Clara Harris, a 44-year-old Colombian, moves to America in the 1980s and opens her own successful dentistry practice; she has two sons with her orthodontist husband, David Harris; they seem like the perfect family, but they're not.

Nicholette's family hopes an intervention will save her from her out-of-control drug addiction.

The cascade of trauma and toxic relationships that turned former teen beauty queen Jessica into a severely addicted dealer.

Podcast host Sam Tripoli joins Jennifer as she heads to Montauk, N.Y., to investigate stories that the U.S. government was conducting radical experiments on young children -- including mind control tests and time travel.

A poltergeist haunts an English antique store; a man and his son encounter bigfoot in Washington; a strange UFO is spotted over Inner Mongolia.

Walking among colossal wonders scattered across the Earth's surface, including an ancient reptile skeleton, a massive head carving in the Alberta badlands, a giant South African footprint and a pentagram etched into a remote peninsula in Kazakhstan.

Discovering evil beings that hide in the shadows, waiting for a chance to pounce; eeing why a Pennsylvania well is a gateway to terror; crossing paths with an otherworldly stalker in Georgia; exorcise a dark spirit in a South Carolina family home.

Shiver as paranormal investigators Corine, Leanne, and Kelly tap into the bloody history of one of Ireland's ghostliest spots; find out who, or what, is lurking in the shadows of this terrifying fortress, which could be a portal to the underworld.

A poltergeist haunts an English antique store; a man and his son encounter bigfoot in Washington; a strange UFO is spotted over Inner Mongolia.

Discovering evil beings that hide in the shadows, waiting for a chance to pounce; eeing why a Pennsylvania well is a gateway to terror; crossing paths with an otherworldly stalker in Georgia; exorcise a dark spirit in a South Carolina family home.

A young mother fears that her father-in-law has returned from the dead with a horrific plan to steal her children.

Since its founding in 1873, the remote mining town of Clifton, Ariz., is trapped in a devastating cycle of violence, mayhem and natural disaster; along with the town's brutal past comes a long history of dark paranormal experiences.

Nicholette's family hopes an intervention will save her from her out-of-control drug addiction.

Walking among colossal wonders scattered across the Earth's surface, including an ancient reptile skeleton, a massive head carving in the Alberta badlands, a giant South African footprint and a pentagram etched into a remote peninsula in Kazakhstan.

The team examines the hauntings in the Scott County Jail, where they meet cutting-edge historians who believe that the paranormal field can help preserve history.