The time travelers witness a murder.

Ian and Barbara are accidentally taken into Smithers' laboratory and, while the Doctor and Susan face a hazardous journey to reach them, they witness the deadly effects of DN6 first hand.

The tiny time travelers take action.

Two people survive a spaceship crash.

Hanson infiltrates a suburban street gang to stop a gang war and befriend a member who is also an outstanding student.

Sensing Vinnie is still tired from the Steelgrave case, McPike sends him on a "safe" assignment. With Kevin Spacey, Joan Severance, William Russ.

A bartender sends his wife (Yvette Vickers) and her lover (Michael Emmet) into a swamp where large smart leeches lurk.

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You Can Make a Difference.

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The lives and loves of the staff at Hope Memorial Hospital.

The lives and loves of the staff at Hope Memorial Hospital.

Amy debates what to do when she receives money from an unexpected source; Lisa's racing plans are in jeopardy after an accident; Tim worries when Jessica is hiding something; Lou makes a big decision.

Templar steps in when a business magnate with an obsession for toys becomes involved in something far more serious than child's play.

Comedy duo Dan Rowan and Dick Martin host this fast-moving comedy series; characters include Lily Tomlin's Ernestine the Operator, Arte Johnson's German soldier, and Ruth Buzzi's feisty little old lady.

Hanson infiltrates a suburban street gang to stop a gang war and befriend a member who is also an outstanding student.

Sensing Vinnie is still tired from the Steelgrave case, McPike sends him on a "safe" assignment. With Kevin Spacey, Joan Severance, William Russ.

A bartender sends his wife (Yvette Vickers) and her lover (Michael Emmet) into a swamp where large smart leeches lurk.

After another "Miracle Girl" moment, Amy reconsiders her role at the Youth Centre; Jack misses Lisa, especially after Tim and Jessica are forced to move into the house.

The lives and loves of the staff at Hope Memorial Hospital.

The lives and loves of the staff at Hope Memorial Hospital.

The Doctor helps the two survivors.

When the Doctor visits ancient Rome, he is mistaken for an enemy of Nero.

Slave traders capture Ian and Barbara.

Romans think the Doctor is Nero's foe.

Captain Fuller and the team investigate when a ninth grade student is kidnapped from his high school, unaware that the abductor is his grandfather.

Profitt embarrasses an associate on the latter's wedding day; the associate retaliates by abducting Profitt's sister.

Amy debates what to do when she receives money from an unexpected source; Lisa's racing plans are in jeopardy after an accident; Tim worries when Jessica is hiding something; Lou makes a big decision.

George Burns asks Lucy to become his partner in his nightclub act.

Lucy accumulates cans of beans hoping to make a profit from them.

An explorer finds a planet where it never stops raining. With Marc Singer.

A spinster befriends a man who claims he is dead. With Louise Fletcher.

A storm leads to a sad goodbye; Amy thinks her worst fears about Finn have come true; Lou reads Katie's journal without permission.

Joan Crawford rises from poverty to become an Academy Award-winning actress; film clips include "Grand Hotel," "Mildred Pierce," "Whatever Happened to Baby Jane?" and "Strait Jacket."

Actor Fred MacMurray finds success in film and on television; clips include "The Caine Mutiny," "The Absent-Minded Professor" and "My Three Sons."

While investigating a secretive group of aristocrats, Sherlock Holmes (Reginald Owen) and Dr. Watson (Warburton Gamble) must contend with a number of murders related to the elite society. Suspects involved in the case include lawyer and socialite Thaddeus Merrydew (Allan Dinehart) and Mrs. Pyke (Anna May Wong), the widow of a deceased group member. The stakes become higher when the lovely Eileen Forrester (June Clyde) is targeted by the killer and seeks the protection of Holmes and Watson.

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The gang finds Oogleberry's diary and wants to read it, but they realize a diary is private.

On "DragonflyTV," kids discover the wonders of science by rolling up their sleeves and participating. The Emmy Award-winning series features a fast-paced style, with music throughout each 30-minute episode and quick camera cuts, that's designed to get today's youth off the couch and busy exploring the world around them.

Dogs are said to be man's best friend so is it a surprise that there's a weekly show dedicated to dogs and the people who love them? That's what "Dog Tales" is all about. The show, aimed at teenagers, features information on dogs of all shapes, sizes and breeds while also informing young people on how to properly care for pets. It also provides safety, health and training tips that are useful for different breeds of dogs as well as emphasizing responsible pet ownership and compassion for all living creatures.

Financial literacy and work readiness for children ages 6 to 12.

Just about everybody likes animals and doesn't like to see animals who are sick, injured or abused. So "Animal Rescue," a weekly series -- aimed at children and families -- that showcases spectacular rescues of animals, should be very popular. Because people don't like to see an animal's situation get so bad that it requires rescue, the program tries to avoid those situations by instructing children on the proper care of animals, as well as giving safety tips on caring for all types of creatures.

Children are the future -- and so are their inventions, which is why "Think Big" could be an important show. It features young inventors competing to see who can come up with the most-innovative invention. Each episode features two teams in the Think Tank -- a studio filled with art supplies and construction materials -- who brainstorm and choose materials before sketching, designing and building a prototype to be presented to a judge, who determines a winner. The champions earn bragging rights and the coveted Genius Cup.

A storm leads to a sad goodbye; Amy thinks her worst fears about Finn have come true; Lou reads Katie's journal without permission.

While investigating a secretive group of aristocrats, Sherlock Holmes (Reginald Owen) and Dr. Watson (Warburton Gamble) must contend with a number of murders related to the elite society. Suspects involved in the case include lawyer and socialite Thaddeus Merrydew (Allan Dinehart) and Mrs. Pyke (Anna May Wong), the widow of a deceased group member. The stakes become higher when the lovely Eileen Forrester (June Clyde) is targeted by the killer and seeks the protection of Holmes and Watson.

Joan Crawford rises from poverty to become an Academy Award-winning actress; film clips include "Grand Hotel," "Mildred Pierce," "Whatever Happened to Baby Jane?" and "Strait Jacket."

Actor Fred MacMurray finds success in film and on television; clips include "The Caine Mutiny," "The Absent-Minded Professor" and "My Three Sons."

Skeptics challenge actuality of the moon landing; government infiltration.

An explorer finds a planet where it never stops raining. With Marc Singer.

A spinster befriends a man who claims he is dead. With Louise Fletcher.

George Burns asks Lucy to become his partner in his nightclub act.

Lucy accumulates cans of beans hoping to make a profit from them.

Jed takes over Drysdale's job for one afternoon and wins him the Banker of the Year title; Drysdale accidentally uses the wrong speech for his conference, and a new teller makes an impact.

The Clampetts, home for Christmas, help Cousin Pearl woo Mr. Brewster, the big oil company executive.

A storm leads to a sad goodbye; Amy thinks her worst fears about Finn have come true; Lou reads Katie's journal without permission.

Templar encounters a mystery involving interchangeable diamonds and fashion models as he tries to track down an ingenious jewel thief.

Comedy duo Dan Rowan and Dick Martin host this fast-moving comedy series; characters include Lily Tomlin's Ernestine the Operator, Arte Johnson's German soldier, and Ruth Buzzi's feisty little old lady.

Comedy duo Dan Rowan and Dick Martin host this fast-moving comedy series; characters include Lily Tomlin's Ernestine the Operator, Arte Johnson's German soldier, and Ruth Buzzi's feisty little old lady.

Lucy promises to get Paul Winchell for the bank employees' dinner.

Mrs. Mooney's diamond ring gets stuck on Lucy's finger.

In "Sun & Shadow," a photographer (Stuart Margolin) uses the home of a crazy Mexican (Gregory Sierra) as a backdrop.

A lonely resident of Mars desperately searches for a mystery phone friend.

A storm leads to a sad goodbye; Amy thinks her worst fears about Finn have come true; Lou reads Katie's journal without permission.

Actress Barbara Stanwyck's talent is displayed through her work in "Annie Oakley," "Sorry, Wrong Number" and "The Thorn Birds"; interviewees include Robert Wagner, Charlton Heston, Ricardo Montalban, Robert Stack and Aaron Spelling.

Academy Award-winning actor Walter Matthau's comic talent was featured in such films as "The Odd Couple," "Cactus Flower" and "Grumpy Old Men."

A falsely accused fugitive and a medicine show pitchman join forces to get the goods on some crooked businessmen.

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A storm leads to a sad goodbye; Amy thinks her worst fears about Finn have come true; Lou reads Katie's journal without permission.

A falsely accused fugitive and a medicine show pitchman join forces to get the goods on some crooked businessmen.

Actress Barbara Stanwyck's talent is displayed through her work in "Annie Oakley," "Sorry, Wrong Number" and "The Thorn Birds"; interviewees include Robert Wagner, Charlton Heston, Ricardo Montalban, Robert Stack and Aaron Spelling.

Paid programming.

Mysterious manifestations are consistently linked with an exotic form of intelligence.

In "Sun & Shadow," a photographer (Stuart Margolin) uses the home of a crazy Mexican (Gregory Sierra) as a backdrop.

A lonely resident of Mars desperately searches for a mystery phone friend.

Lucy promises to get Paul Winchell for the bank employees' dinner.

Mrs. Mooney's diamond ring gets stuck on Lucy's finger.

Pearl's attempts to snag Mr. Brewster seem hopeless until he suddenly makes an outrageous public proposal.

Drysdale's marriage is threatened when he looks to the Clampetts for a housekeeper while his wife is away.

A storm leads to a sad goodbye; Amy thinks her worst fears about Finn have come true; Lou reads Katie's journal without permission.

Simon Templar is framed for the murder of a young sculptor named Loudon by Vogler, the villain who had previously attempted to kill him.

Comedy duo Dan Rowan and Dick Martin host this fast-moving comedy series; characters include Lily Tomlin's Ernestine the Operator, Arte Johnson's German soldier, and Ruth Buzzi's feisty little old lady.

Comedy duo Dan Rowan and Dick Martin host this fast-moving comedy series; characters include Lily Tomlin's Ernestine the Operator, Arte Johnson's German soldier, and Ruth Buzzi's feisty little old lady.

The Doctor helps the two survivors.

When the Doctor visits ancient Rome, he is mistaken for an enemy of Nero.

Slave traders capture Ian and Barbara.

Romans think the Doctor is Nero's foe.

Captain Fuller and the team investigate when a ninth grade student is kidnapped from his high school, unaware that the abductor is his grandfather.

Profitt embarrasses an associate on the latter's wedding day; the associate retaliates by abducting Profitt's sister.

King Androcles of Thebes (Ettore Manni) commands a ship searching for a threat to Greece predicted by oracles. Hercules (Reg Park) is part of the crew, but the strongman falls overboard in a thick fog. Washed ashore, he saves a young girl, Ismene (Laura Altan), from a shape-shifting creature. She takes Hercules to Atlantis, where he discovers that her mother, the evil Queen Antinea (Fay Spain), has captured Androcles. Hercules schemes to rescue him and thwart Antinea's dream of world conquest.

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Paid programming.

The lives and loves of the staff at Hope Memorial Hospital.

The lives and loves of the staff at Hope Memorial Hospital.

After another "Miracle Girl" moment, Amy reconsiders her role at the Youth Centre; Jack misses Lisa, especially after Tim and Jessica are forced to move into the house.

An underworld kingpin protecting his territory must either tell his daughter the truth about his life or expose her to terrible danger.

Comedy duo Dan Rowan and Dick Martin host this fast-moving comedy series; characters include Lily Tomlin's Ernestine the Operator, Arte Johnson's German soldier, and Ruth Buzzi's feisty little old lady.

Captain Fuller and the team investigate when a ninth grade student is kidnapped from his high school, unaware that the abductor is his grandfather.

Profitt embarrasses an associate on the latter's wedding day; the associate retaliates by abducting Profitt's sister.

A teenager (Tuesday Weld) wants to wear a strapless gown to the prom.

Amy's decision to work with Peyton Westfield's horse upsets Logan; Jack helps Katie find her own path; Lou has to come through for Rick.

The lives and loves of the staff at Hope Memorial Hospital.

The lives and loves of the staff at Hope Memorial Hospital.

The Doctor is mistaken for a musician.

The TARDIS is drawn to Vortis.

The Doctor speaks with the invisible Animus about a Menoptera invasion to regain Vortis. With William Hartnell.

The Doctor seeks the Animus.

A teenage drug dealer's murder sends Hanson under cover and Penhall onto the streets with a freewheeling officer.

Vinnie's intention of leaving the operation prompts Mel to offer him control of the country's largest cocaine distribution network.

After another "Miracle Girl" moment, Amy reconsiders her role at the Youth Centre; Jack misses Lisa, especially after Tim and Jessica are forced to move into the house.

The Doctor is mistaken for a musician.

The TARDIS is drawn to Vortis.

The Doctor speaks with the invisible Animus about a Menoptera invasion to regain Vortis. With William Hartnell.

The Doctor seeks the Animus.

A teenage drug dealer's murder sends Hanson under cover and Penhall onto the streets with a freewheeling officer.

Vinnie's intention of leaving the operation prompts Mel to offer him control of the country's largest cocaine distribution network.

A teenager (Tuesday Weld) wants to wear a strapless gown to the prom.

Paid programming.

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Paid programming.

Paid programming.

The lives and loves of the staff at Hope Memorial Hospital.

The lives and loves of the staff at Hope Memorial Hospital.

Amy's decision to work with Peyton Westfield's horse upsets Logan; Jack helps Katie find her own path; Lou has to come through for Rick.

A politician's wife asks Templar for help when her husband's indiscretion involves him in a blackmail plot that could ruin his career.

Comedy duo Dan Rowan and Dick Martin host this fast-moving comedy series; characters include Lily Tomlin's Ernestine the Operator, Arte Johnson's German soldier, and Ruth Buzzi's feisty little old lady.

A teenage drug dealer's murder sends Hanson under cover and Penhall onto the streets with a freewheeling officer.

Vinnie's intention of leaving the operation prompts Mel to offer him control of the country's largest cocaine distribution network.

Young Martha inadvertently causes the death of her cruel, authoritarian aunt. Martha lies to the cops, and Walter, who saw the crime, corroborates the girl's story. Eventually, they wed out of convenience; the meek Walter is genuinely in love, and Martha thinks that her secret is safe since she has married the one witness to her aunt's death. However, when her childhood pal, Sam, shows up, Martha knows her dark past may not stay a secret for long.

Amy and Caleb train one of Sam's rescue horses to be a roping horse; Jack and Tim disagree about Blue's future; Katie and Logan go river rafting and end up on a bigger adventure than they expected.

The lives and loves of the staff at Hope Memorial Hospital.

The lives and loves of the staff at Hope Memorial Hospital.

Butterflylike Menoptera want Vortis.

Both Menoptera and Zarbi want Vortis.

Barbara intervenes in the battle.

The TARDIS lands in the future.

Penhall (Peter DeLuise) suspects his undercover partner (Bruce Young) is responsible for the death of a 16-year-old crack dealer. Guest star: Rene Jones.

Mel Profitt (Kevin Spacey) uses a former girlfriend (Jane Brucker) as a sexual pawn in a power game with a rival. Guest star: Joan Severance. With Jonathan Banks.

Amy's decision to work with Peyton Westfield's horse upsets Logan; Jack helps Katie find her own path; Lou has to come through for Rick.

Butterflylike Menoptera want Vortis.

Both Menoptera and Zarbi want Vortis.

Barbara intervenes in the battle.

The TARDIS lands in the future.

Penhall (Peter DeLuise) suspects his undercover partner (Bruce Young) is responsible for the death of a 16-year-old crack dealer. Guest star: Rene Jones.

Mel Profitt (Kevin Spacey) uses a former girlfriend (Jane Brucker) as a sexual pawn in a power game with a rival. Guest star: Joan Severance. With Jonathan Banks.

Young Martha inadvertently causes the death of her cruel, authoritarian aunt. Martha lies to the cops, and Walter, who saw the crime, corroborates the girl's story. Eventually, they wed out of convenience; the meek Walter is genuinely in love, and Martha thinks that her secret is safe since she has married the one witness to her aunt's death. However, when her childhood pal, Sam, shows up, Martha knows her dark past may not stay a secret for long.

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Honors.

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The lives and loves of the staff at Hope Memorial Hospital.

The lives and loves of the staff at Hope Memorial Hospital.

Amy and Caleb train one of Sam's rescue horses to be a roping horse; Jack and Tim disagree about Blue's future; Katie and Logan go river rafting and end up on a bigger adventure than they expected.

A Munich woman, implicated in a murder and a daring robbery attempt, engages Templar in a battle of wits.

Comedy duo Dan Rowan and Dick Martin host this fast-moving comedy series; characters include Lily Tomlin's Ernestine the Operator, Arte Johnson's German soldier, and Ruth Buzzi's feisty little old lady.

Penhall (Peter DeLuise) suspects his undercover partner (Bruce Young) is responsible for the death of a 16-year-old crack dealer. Guest star: Rene Jones.

Mel Profitt (Kevin Spacey) uses a former girlfriend (Jane Brucker) as a sexual pawn in a power game with a rival. Guest star: Joan Severance. With Jonathan Banks.

A Victorian boy (Anthony Newley) uses a magic stone to trade places with his stuffy father (Roger Livesey).

Amy's surprised to learn Finn has returned to town; Jack and Tim win Hudson's Entrepreneur of the Year Award, which leads to unexpected problems for Lou and the arrival of someone from Tim's past.

The lives and loves of the staff at Hope Memorial Hospital.

The lives and loves of the staff at Hope Memorial Hospital.

The Doctor learns he is in danger.

The Doctor tries to alter events.

The Doctor tries to alter events.

The Daleks build a time machine.

While investigating a bar that serves alcohol to minors, the team must also cope with the drunken-driving arrest of Capt. Fuller.

As Vinnie allows himself to be seduced by Susan, he is also made the fall guy for Mel's latest blackmail scheme.

Amy and Caleb train one of Sam's rescue horses to be a roping horse; Jack and Tim disagree about Blue's future; Katie and Logan go river rafting and end up on a bigger adventure than they expected.

The Doctor learns he is in danger.

The Doctor tries to alter events.

The Doctor tries to alter events.

The Daleks build a time machine.

While investigating a bar that serves alcohol to minors, the team must also cope with the drunken-driving arrest of Capt. Fuller.

As Vinnie allows himself to be seduced by Susan, he is also made the fall guy for Mel's latest blackmail scheme.

A Victorian boy (Anthony Newley) uses a magic stone to trade places with his stuffy father (Roger Livesey).

Paid programming.

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Paid programming.

Paid programming.

The lives and loves of the staff at Hope Memorial Hospital.

The lives and loves of the staff at Hope Memorial Hospital.

Amy's surprised to learn Finn has returned to town; Jack and Tim win Hudson's Entrepreneur of the Year Award, which leads to unexpected problems for Lou and the arrival of someone from Tim's past.

Templar assumes the identity of unsuspecting Tristan Brown to catch a con man awaiting delivery of charitable funds.

Comedy duo Dan Rowan and Dick Martin host this fast-moving comedy series; characters include Lily Tomlin's Ernestine the Operator, Arte Johnson's German soldier, and Ruth Buzzi's feisty little old lady.

While investigating a bar that serves alcohol to minors, the team must also cope with the drunken-driving arrest of Capt. Fuller.

As Vinnie allows himself to be seduced by Susan, he is also made the fall guy for Mel's latest blackmail scheme.

Four young actors/musicians become famous in a 1960s musical-comedy television series.

When flood evacuees come to Hudson, Amy works with a traumatized horse; Jack and Lisa help a young couple; Tim connects with an evacuee; Rick steps up in Lou's absence.

The lives and loves of the staff at Hope Memorial Hospital.

The lives and loves of the staff at Hope Memorial Hospital.

The Daleks chase the Doctor.

The Daleks chase the Doctor.

The Daleks chase the Doctor.

The Daleks chase the Doctor to Mechanus.

Fuller poses as a substitute teacher and Hoffs as a student to infiltrate a high school where both faculty and students bear arms.

McPike and Lococco (Jonathan Banks, William Russ) search for the hitman (Robert Mangiardi) who shot Vinnie (Ken Wahl).

Amy's surprised to learn Finn has returned to town; Jack and Tim win Hudson's Entrepreneur of the Year Award, which leads to unexpected problems for Lou and the arrival of someone from Tim's past.

The Daleks chase the Doctor.

The Daleks chase the Doctor.

The Daleks chase the Doctor.

The Daleks chase the Doctor to Mechanus.

Fuller poses as a substitute teacher and Hoffs as a student to infiltrate a high school where both faculty and students bear arms.

McPike and Lococco (Jonathan Banks, William Russ) search for the hitman (Robert Mangiardi) who shot Vinnie (Ken Wahl).

Astronauts (John Saxon, Basil Rathbone, Judi Meredith) go to Mars and return with a green vampire woman.

Paid programming.

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Paid programming.

The lives and loves of the staff at Hope Memorial Hospital.

The lives and loves of the staff at Hope Memorial Hospital.

When flood evacuees come to Hudson, Amy works with a traumatized horse; Jack and Lisa help a young couple; Tim connects with an evacuee; Rick steps up in Lou's absence.

Templar takes a job as chauffeur for his quarry, an errant father who fled to Florence with a huge sum of money; guest Richard Tyler.

Comedy duo Dan Rowan and Dick Martin host this fast-moving comedy series; characters include Lily Tomlin's Ernestine the Operator, Arte Johnson's German soldier, and Ruth Buzzi's feisty little old lady.

Fuller poses as a substitute teacher and Hoffs as a student to infiltrate a high school where both faculty and students bear arms.

McPike and Lococco (Jonathan Banks, William Russ) search for the hitman (Robert Mangiardi) who shot Vinnie (Ken Wahl).

Astronauts (John Saxon, Basil Rathbone, Judi Meredith) go to Mars and return with a green vampire woman.

Amy helps a unique animal from an abandoned zoo; Tim joins Jessica in New York for her art show while trying to fix a past mistake; Jack and Lisa work through difficulties in their relationship.

The lives and loves of the staff at Hope Memorial Hospital.

The lives and loves of the staff at Hope Memorial Hospital.

The Daleks must battle the Mechanoids.

Earth is about to be destroyed.

People travel via ark to a new planet.

The travelers' quarrel threatens survival.

Hoffs and Penhall investigate a pregnant coed's unjust accusation that Ioki is her baby's father.

After Mel's arms deal falls through, Vinnie sets up a drug deal with the mob, unaware Lococco knows who he is.

When flood evacuees come to Hudson, Amy works with a traumatized horse; Jack and Lisa help a young couple; Tim connects with an evacuee; Rick steps up in Lou's absence.

Lucy takes in a librarian for a roommate in an attempt to save money.

Lucy feigns illness for time off to go to Palm Springs.

A robot Abraham Lincoln is assassinated; with Howard Hesseman.

A fiance promises marriage upon his mother's death.

Amy teaches Lyndy how to barrel race; Logan's father arrives at Heartland; Jessica seeks distraction from a disappointment in New York; Katie gets her ears pierced, causing a fight with Lou.

Actor Alan Ladd helps launch the age of film noir; film clips include "This Gun for Hire," "The Great Gatsby" and "Shane."

Rare home movies and footage of Academy Award winner Grace Kelly's wedding and funeral; film clips from "High Noon," "Dial M for Murder," "To Catch a Thief" and "High Society."

On-the-lam prisoner Gruesome (Boris Karloff) uses toxic gas to pull off a bank heist. Eyewitness to the crime is Tess Truehart (Anne Gwynne), who calls on police Detective Dick Tracy (Ralph Byrd) to investigate. With few leads from the bank's incapacitated customers, and press coverage threatening to create chaos, the crime fighter is in a tough spot. When Tracy learns about the mysterious disappearance of a doctor, however, it may provide the crucial break he needs to solve the crime.

Paid programming.

Paid programming.

Storytelling and song illustrate a woman's life with her cat and three dogs.

On "DragonflyTV," kids discover the wonders of science by rolling up their sleeves and participating. The Emmy Award-winning series features a fast-paced style, with music throughout each 30-minute episode and quick camera cuts, that's designed to get today's youth off the couch and busy exploring the world around them.

Dogs are said to be man's best friend so is it a surprise that there's a weekly show dedicated to dogs and the people who love them? That's what "Dog Tales" is all about. The show, aimed at teenagers, features information on dogs of all shapes, sizes and breeds while also informing young people on how to properly care for pets. It also provides safety, health and training tips that are useful for different breeds of dogs as well as emphasizing responsible pet ownership and compassion for all living creatures.

Financial literacy and work readiness for children ages 6 to 12.

Just about everybody likes animals and doesn't like to see animals who are sick, injured or abused. So "Animal Rescue," a weekly series -- aimed at children and families -- that showcases spectacular rescues of animals, should be very popular. Because people don't like to see an animal's situation get so bad that it requires rescue, the program tries to avoid those situations by instructing children on the proper care of animals, as well as giving safety tips on caring for all types of creatures.

Children are the future -- and so are their inventions, which is why "Think Big" could be an important show. It features young inventors competing to see who can come up with the most-innovative invention. Each episode features two teams in the Think Tank -- a studio filled with art supplies and construction materials -- who brainstorm and choose materials before sketching, designing and building a prototype to be presented to a judge, who determines a winner. The champions earn bragging rights and the coveted Genius Cup.

Amy teaches Lyndy how to barrel race; Logan's father arrives at Heartland; Jessica seeks distraction from a disappointment in New York; Katie gets her ears pierced, causing a fight with Lou.

On-the-lam prisoner Gruesome (Boris Karloff) uses toxic gas to pull off a bank heist. Eyewitness to the crime is Tess Truehart (Anne Gwynne), who calls on police Detective Dick Tracy (Ralph Byrd) to investigate. With few leads from the bank's incapacitated customers, and press coverage threatening to create chaos, the crime fighter is in a tough spot. When Tracy learns about the mysterious disappearance of a doctor, however, it may provide the crucial break he needs to solve the crime.

Actor Alan Ladd helps launch the age of film noir; film clips include "This Gun for Hire," "The Great Gatsby" and "Shane."

Rare home movies and footage of Academy Award winner Grace Kelly's wedding and funeral; film clips from "High Noon," "Dial M for Murder," "To Catch a Thief" and "High Society."

Some claim the treasures of antiquity are proof of that humans are descendants of ancient astronauts.

A robot Abraham Lincoln is assassinated; with Howard Hesseman.

A fiance promises marriage upon his mother's death.

Lucy takes in a librarian for a roommate in an attempt to save money.

Lucy feigns illness for time off to go to Palm Springs.

The Clampetts try to participate in some of the more civilized pleasures of Beverly Hills.

A beauty-contest winner from the hills and her father come to visit Jethro with marriage on their minds.

Amy teaches Lyndy how to barrel race; Logan's father arrives at Heartland; Jessica seeks distraction from a disappointment in New York; Katie gets her ears pierced, causing a fight with Lou.

Templar believes British intelligence has ordered him to free a Soviet spy, but he could be mistaken; guests Toby Robins, Ann Lynn.

Comedy duo Dan Rowan and Dick Martin host this fast-moving comedy series; characters include Lily Tomlin's Ernestine the Operator, Arte Johnson's German soldier, and Ruth Buzzi's feisty little old lady.

Army morale is low as a countess sets out to overthrow the enemy.

Comedy duo Dan Rowan and Dick Martin host this fast-moving comedy series; characters include Lily Tomlin's Ernestine the Operator, Arte Johnson's German soldier, and Ruth Buzzi's feisty little old lady.

Lucy is drafted into the Marines.

When Mr Mooney instructs Lucy to deliver some papers regarding the financing of John Wayne's latest movie, she ignores him and finds herself having lunch with Wayne instead.

A small-town mortician takes a perverse delight in exacting postmortem revenge against his enemies.

A vicious prankster convinces his wife's mean grandmother that he is planning to kill her.

Amy teaches Lyndy how to barrel race; Logan's father arrives at Heartland; Jessica seeks distraction from a disappointment in New York; Katie gets her ears pierced, causing a fight with Lou.

Family photos, archival footage and film clips convey Cary Grant's road to Hollywood success; film clips include "She Done Him Wrong," "North by Northwest" and "To Catch a Thief."

Academy Award-winning actor Gregory Peck describes his career from early theater roles to films such as "To Kill a Mockingbird," "The Guns of Navarone" and "MacArthur."

Gold thieves devise an otherworldly scheme to scare treasure hunters off their trail.

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Amy teaches Lyndy how to barrel race; Logan's father arrives at Heartland; Jessica seeks distraction from a disappointment in New York; Katie gets her ears pierced, causing a fight with Lou.

Gold thieves devise an otherworldly scheme to scare treasure hunters off their trail.

Family photos, archival footage and film clips convey Cary Grant's road to Hollywood success; film clips include "She Done Him Wrong," "North by Northwest" and "To Catch a Thief."

Paid programming.

Examining the parallels between the cultural evolution of society and the UFO phenomenon.

A small-town mortician takes a perverse delight in exacting postmortem revenge against his enemies.

A vicious prankster convinces his wife's mean grandmother that he is planning to kill her.

Lucy is drafted into the Marines.

When Mr Mooney instructs Lucy to deliver some papers regarding the financing of John Wayne's latest movie, she ignores him and finds herself having lunch with Wayne instead.

Drysdale attempts another step in the social renovation of the Clampetts by lending them his servants.

Jed is promoted to the position of bank vice president in order for him to participate in an interbank skeet shoot.

Amy teaches Lyndy how to barrel race; Logan's father arrives at Heartland; Jessica seeks distraction from a disappointment in New York; Katie gets her ears pierced, causing a fight with Lou.

Photographs of a valuable missing antique collection lead Templar to investigate a lady -- a probe that makes him the victim of torture.