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Walker races to prove the innocence of a man scheduled to die in the gas chamber who he believes was blackmailed into pleading guilty.

Reno is contacted by Dutch Dixon's wife, who agrees to help him clear his name and bring Dutch down; Bobby doesn't trust her, but Reno does.

A small town objects to Colt and Howie's search for a missing investigator and a bail jumper; guests Gale Sondergaard, Richard Moll.

Nash baby-sits a juvenile felon marked for death by drug dealers; Joe gives his son J.J. a job at the bar.

When Trivette's old flame is kidnapped by a ring that is blackmailing her brother, he and Walker pose as street fighters to save her.

Johnny encounters a man who tortured him while he was a prisoner of war.

A man credited with helping Rangers capture outlaws has disappeared.

Josh arrives in a strange town seeking a man who offered him $500.

Josh is asked to find the twin brother of a man before he is shot.

Cheyenne uncovers the missing clue that prevents the hanging of an innocent friend.

A dentist who saved Billy Blue from a showdown proves to be an untrue friend when Billy is kidnapped.

MacGyver helps a girl rescue her father, a former star baseball player, from a blackmailing counterfeiter.

Murdock and Frankie Santana ask Gen. Stockwell to help them rescue B.A., Hannibal and Face from a military firing squad.

A murder at a poultry manufacturing plant leads the CSI team to learn the identity of the serial killer who leaves miniature replicas of the crime scenes.

Catherine is determined to connect an out-of-town killing to a recently released Las Vegas murder suspect; Grissom says farewell to his colleagues and leaves for a teaching sabbatical.

The CSI team members cannot get a good read on the new guy (Liev Schreiber) when he joins them in tracking a recently active serial killer who has been killing since the 1970s.

Catherine agrees to Keppler's covert plan to catch the killer of a popular politician, which forces her to deceive her teammates.

A case involving a man's burned corpse leads Nick and Keppler to uncover a black market for human body parts; the rest of the team investigates the murder of a wealthy married woman in her home.

Grissom returns from his sabbatical; Keppler tries to conceal his ties to a double-murder case that he and his colleagues are investigating.

Grissom is stunned when he receives a package containing a chilling crime scene miniature, warning that a woman and her cat are to die the next day.

While investigating the disappearance of a high-school basketball star and his girlfriend, Grissom and the team find blood near the player's vacant parking spot.

The Enterprise crew falls under the spell of space spores on an agricultural colony world; guest Jill Ireland.

A Starfleet admiral, unwittingly being used by outside forces, involves the Enterprise crew in a deadly conspiracy.

When their moogie is kidnapped by the Dominion, Rom and Quark lead a ragtag team of Ferengi on a rescue mission that promises to go hilariously wrong at every turn.

Colonists on an alien space station lead the crew to the female mate of the Caretaker, who may have the ability to send them home.

Capt. Archer and his crew disguise themselves as aliens while on an exploratory mission to an Earth-like planet.

Walker searches for the real killer to save a young American Indian who may have been framed by an FBI agent to cover his own crime.

Reno runs into a fugitive who was thought to be dead; Reno and Bobby learn about an organization that gives criminals a new identity and a fresh start.

Hawaiian holiday plans go awry when Colt and Howie track moonshiners and run afoul of Japanese mobsters.

A money launderer-turned-informant is killed, and Nash and Joe discover they are next in line unless they can find the hit man first.

In Mexico in defiance of international law, Trivette and Walker aid a friend captured by the Mexican underworld.

Bobby is forced to use some of his money when a useless bounty hunter is held for ransom by a bank robber.

Reno helps an ex-girlfriend whose current boyfriend is stalking her; while protecting her, Reno learns that she has a son, who might be his child.

Egghead taxes every egg in Gotham.

Egghead plans to hatch a dinosaur.

Superman is exposed to deadly rays of atomic fission on his latest anti-crime crusade.

Superman tries to rescue an innocent man who's headed for the electric chair.

An ex-convict (Hugh Beaumont) becomes the victim of a former jail mate's blackmail scheme.

Lois and Jimmy run afoul of a mysterious swami.

Blankenship sends Diana and Steve to Argentina to collect a formula that makes rubber as strong as steel; guest Nehemiah Persoff.

MacGyver's reunion with his high-school sweetheart sours when he learns she is being mistreated by a broadcasting mogul.

MacGyver risks his life when he tries to prevent an ambitious land developer from causing further destruction to the environment.

Amy gets her first undercover assignment posing as an arms dealer who has been unwittingly arrested by Sammo and Terrell, interfering with an Interpol agent's case.

Murtaugh and Cole investigate the murder of an underground MMA fighter; Trish is unfulfilled by her practice and considers running for public office; Cole and Erica try to keep things casual and uncomplicated, but their plan backfires.

The lives of Walker's friends at the Cherokee Federal Reservation are put into jeopardy by the risky business of an experimental dairy farm.

The head of a crime ring hires Alex Cahill's long-estranged, alcoholic father to defend him against Alex's prosecution.

The Black Sheep enter a captured Japanese flying ace in a ping pong tournament against a Seabee outfit.

A captured Navy airman (Kent McCord), brainwashed by the Japanese, is planted to inform on the unsuspecting Black Sheep.

A brutal ambush and a tenacious recruiting sergeant highlight homeward-bound Taylor's last days of combat.

A bitter American lives among local tribesmen who saved the platoon from ambush.

Intelligence demands answers from a mute girl (Anjanette Comer), but Hanley wants her to get medical aid.

Soldiers and a time bomb stand between the team and a cannister of heavy water.

An old friend (James Daly) of Gallagher's, traumatized by losses in his life, endangers his crew by trying to prove himself.

The team works to recover a chip with information that may prevent a terrorist attack; pregnant Kim must rest; Bob proves inept at child care.

Jonas, Mack and Grey must keep a pop diva safe from harm; Bob and a Justice Department escort return a prisoner to his own country to face his execution.

Jonas and Williams perform emergency battlefield surgery on injured Grey; the team suffers a devastating loss.

Bobby learns of a videotape that can clear Reno of the murder of Melissa Dixon.

Reno searches for a man who is wanted for blowing up a chemical plant in the '60s, but believes the man may be innocent.

Tide pools left during low tide on the California coast.

Pond turtles, gorillas and koalas.

Bald Eagles; X-Rays; Movies.

Exploring members of the reptilian world, including lizards, chameleons, iguanas, geckos, crocodiles and alligators.

Louie the Lilac wants to control Gotham City's flower children.

The Joker plans to become a surfing champion.

Steve and Diana help a rancher (Roy Rogers), one of the biggest suppliers of meat to the military, battle rustlers.

Spies want an injured test pilot's secrets.

Superman sets out to retrieve a film that would reveal his real identity.

A vengeful crook, once chased out of the United States by Superman, comes back with a murderous plot.

Superman embarks on a rescue mission when a nuclear pile threatens to explode and destroy Metropolis.

A traitor in the Vietnam War who is an old foe of Walker's steals a multimillion-dollar military helicopter to transport drugs for the cartels.

Walker scours the nightclubs of Dallas in search of the attackers who victimized a friend's daughter using the "date rape" drug.

Walker searches for clues to an eight-year-old crime when the wreckage of a plane involved in the deadly bank robbery is found in Utah.

Before a cyclone hits, Walker must rescue 10 kidnapped children in a buried school bus who are being held for a $1 million ransom each.

Walker relies on the help of a homeless man's dog to investigate the death of a priest; Alex and C.D. plan a charitable Thanksgiving dinner.

While setting up protective detail on Trey, Capt. James is shot and left in critical condition; Walker takes on the role of interim captain and turns to an unlikely source for help.

When he hears that Serano is out on bail, Dan panics and asks Liam for help; Geri decides to have an open mic night at the Side Step and encourages August to hit the stage.

The Enterprise officers search for an elusive, rock-burrowing creature which is killing the miners of Janus 6.

When the Crystalline Entity reappears, Picard and Data try to establish communication with it before it is destroyed by a vengeful scientist.

While escorting Gul Dukat to his war crimes investigation, Sisko and the mentally disturbed Cardassian are stranded on a distant planet.

Chakotay feels responsible after Seska masterminds a successful raid on the Voyager that gives the Kazons vital Federation technology.

When Capt. Archer comes to the aid of a human freight vessel under attack by pirates, he's surprised to discover that the vessel's crew is less than grateful.