Episode 1
Aired Sep 9, 1966
Rendezvous With Yesterday
Two men (James Darren, Robert Colbert) enter a time tunnel which transports them into the past and future.
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Episode 2
Aired Sep 16, 1966
One Way to the Moon
Tony and Doug land in a spaceship bound for Mars, where their added weight endangers the crew; guest James T. Callahan.
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Episode 3
Aired Sep 23, 1966
End of the World
The time travelers try to convince a small town that Halley's Comet will not collide with Earth; guest Paul Fix.
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Episode 4
Aired Sep 30, 1966
Day the Sky Fell In
Tony tries to save his father's life at Pearl Harbor on December 7, 1941; guests Sam Groom, Linden Chiles.
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Episode 5
Aired Oct 7, 1966
Last Patrol
Gen. Southall (Carroll O' Connor) travels back to the War of 1812 to confront his ancestor and save Doug and Tony.
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Episode 6
Aired Oct 14, 1966
Crack of Doom
Natives decide to offer Tony and Doug as human sacrifices when they land on Krakatau as the volcano is about to erupt.
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Episode 7
Aired Oct 21, 1966
Revenge of the Gods
Doug and Tony become involved in a war between the ancient Greeks and Trojans; guests John Doucette, Dee Hartford.
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Episode 8
Aired Oct 28, 1966
Massacre
Doug and Tony try to arrange peace between Sitting Bull (George Mitchell) and Gen. George Custer (Joe Maross).
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Episode 9
Aired Nov 11, 1966
Devil's Island
Tony and Doug are mistaken for escaping political prisoners on Devil's Island; guests Marcel Hillaire, Ted Roter.
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Episode 10
Aired Nov 18, 1966
Reign of Terror
Doug and Tony try not to lose their heads when they land in Paris during the French Revolution; guest David Opatoshu.
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Episode 11
Aired Nov 25, 1966
Secret Weapon
Tony and Doug go back in time to investigate a Soviet scientist claiming to have defected; guest Nehemiah Persoff.
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Episode 12
Aired Dec 2, 1966
Death Trap
Tony and Doug are mistaken for conspirators in a plot to assassinate President Lincoln; guests R.G. Pinkerton, Scott Marlowe.
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Episode 13
Aired Dec 9, 1966
The Alamo
Tony and Doug are held prisoner in the Alamo a few hours before the deadly battle; guests John Lupton, Elizabeth Roger.
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Episode 14
Aired Dec 16, 1966
Night of the Long Knives
Tony and Doug land in an Asian desert where they become involved in a battle between the British and a border chieftain.
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Episode 15
Aired Dec 23, 1966
Invasion
Doug is brainwashed by a Nazi doctor (John Wengraf) to kill Tony and commit sabotage in Western Europe shortly before D-Day.
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Episode 16
Aired Dec 30, 1966
The Revenge of Robin Hood
Doug and Tony pose as friars in 13th-century England to help Robin Hood (Donald Herron) escape King John (John Crawford).
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Episode 17
Aired Jan 6, 1967
Kill Two by Two
Two Japanese soldiers hunt the time travelers for sport on a jungle island in the Pacific. With Mako Iwamatsu, Phillip Ahn.
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Episode 18
Aired Jan 13, 1967
Visitors From Beyond the Stars
Aliens (Jan Merlin, Fred Beir) enslave Tony and Doug in a plan to strip 1885 Earth of all sustenance.
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Episode 19
Aired Jan 20, 1967
Ghost of Nero
Tony and Doug fight the ghost of Nero in a World War I battle between Italy and Germany. With John Hoyt, Nino Candido.
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Episode 20
Aired Jan 27, 1967
Walls of Jericho
Doug and Tony spy for Joshua (Rhodes Reason) as he prepares to tumble the walls of Jericho. With Myrna Fahey.
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Episode 21
Aired Feb 3, 1967
Idol of Death
Doug and Tony search for a golden mask in Mexico after narrowly escaping the grasp of Hernando Cortes (Anthony Caruso).
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Episode 22
Aired Feb 10, 1967
Billy the Kid
Townspeople mistake Tony for Billy the Kid as the real outlaw (Robert Walker) hunts the time travelers.
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Episode 23
Aired Feb 17, 1967
Pirates of Deadman's Island
Tony and Doug land among Barbary Coast pirates as Capt. Stephen Decatur (Charles Bateman) prepares to attack.
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Episode 24
Aired Feb 24, 1967
Chase Through Time
The time travelers face a bizarre future society and a prehistoric monster to stop a traitor (Robert Duvall).
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Episode 25
Aired Mar 3, 1967
Death Merchant
The time travelers fight on opposite sides in the Civil War when a shock gives Tony amnesia. With John Crawford.
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Episode 26
Aired Mar 10, 1967
Attack of the Barbarians
Tony falls for Kublai Khan's beautiful daughter (Vitina Marcus), sought by power-hungry Batu (Arthur Batanides).
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Episode 27
Aired Mar 17, 1967
Merlin the Magician
Merlin (Christopher Cary) forces Doug and Tony to help the future King Arthur (Jim McMullan) defeat his foes.
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Episode 28
Aired Mar 24, 1967
Kidnappers
A metallic man of the future (Del Monroe) takes Ann (Lee Meriwether) to his planet for scientific study. With Michael Ansara.
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Episode 29
Aired Mar 31, 1967
Raiders From Outer Space
An alien (Kevin Hagen) planning to destroy Earth captures the time travelers during an 1883 battle at Khartoum.
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Episode 30
Aired Apr 7, 1967
Town of Terror
Aliens stationed in 1987 New England prepare to drain Earth of oxygen. With Vincent Beck, Heather Young, Gary Haynes.
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