Seasons and episodes
1Season 1 Sep. 15, 1965
1 - 1The Reluctant Stowaway Sep. 15, 1965
1 - 2The Derelict Sep. 22, 1965
1 - 3Island in the Sky Sep. 29, 1965
1 - 4There Were Giants in the Earth Oct. 06, 1965
1 - 5The Hungry Sea Oct. 13, 1965
1 - 6Welcome Stranger Oct. 20, 1965
1 - 7My Friend, Mr. Nobody Oct. 27, 1965
1 - 8Invaders from the Fifth Dimension Nov. 03, 1965
1 - 9The Oasis Nov. 10, 1965
1 - 10The Sky Is Falling Nov. 17, 1965
1 - 11Wish Upon a Star Nov. 24, 1965
1 - 12The Raft Dec. 01, 1965
1 - 13One of Our Dogs Is Missing Dec. 08, 1965
1 - 14Attack of the Monster Plants Dec. 15, 1965
1 - 15Return from Outer Space Dec. 29, 1965
1 - 16The Keeper (1) Jan. 12, 1966
1 - 17The Keeper (2) Jan. 19, 1966
1 - 18The Sky Pirate Jan. 26, 1966
1 - 19Ghost in Space Feb. 02, 1966
1 - 20War of the Robots Feb. 09, 1966
1 - 21The Magic Mirror Feb. 16, 1966
1 - 22The Challenge Mar. 02, 1966
1 - 23The Space Trader Mar. 09, 1966
1 - 24His Majesty Smith Mar. 16, 1966
1 - 25The Space Croppers Mar. 30, 1966
1 - 26All That Glitters Apr. 06, 1966
1 - 27The Lost Civilization Apr. 13, 1966
1 - 28A Change of Space Apr. 20, 1966
1 - 29Follow the Leader Apr. 27, 1966
2Season 2 Sep. 16, 1966
2 - 1Blast Off into Space Sep. 16, 1966
2 - 2Wild Adventure Sep. 21, 1966
2 - 3The Ghost Planet Sep. 28, 1966
2 - 4Forbidden World Oct. 05, 1966
2 - 5Space Circus Oct. 12, 1966
2 - 6The Prisoners of Space Oct. 19, 1966
2 - 7The Android Machine Oct. 26, 1966
2 - 8The Deadly Games of Gamma 6 Nov. 02, 1966
2 - 9The Thief from Outer Space Nov. 09, 1966
2 - 10The Curse of Cousin Smith Nov. 16, 1966
2 - 11West of Mars Nov. 11, 1966
2 - 12A Visit to Hades Dec. 07, 1966
2 - 13The Wreck of the Robot Nov. 14, 1966
2 - 14The Dream Monster Dec. 21, 1966
2 - 15The Golden Man Dec. 28, 1966
2 - 16The Girl From the Green Dimension Jan. 04, 1967
2 - 17The Questing Beast Jan. 11, 1967
2 - 18The Toymaker Jan. 25, 1967
2 - 19Mutiny in Space Feb. 01, 1967
2 - 20The Space Vikings Feb. 08, 1967
2 - 21Rocket to Earth Feb. 15, 1967
2 - 22The Cave of the Wizards Feb. 22, 1967
2 - 23Treasure of the Lost Planet Mar. 01, 1967
2 - 24Revolt of the Androids Mar. 08, 1967
2 - 25The Colonists Mar. 15, 1967
2 - 26Trip Through the Robot Mar. 22, 1967
2 - 27The Phantom Family Mar. 29, 1967
2 - 28The Mechanical Men Apr. 05, 1967
2 - 29The Astral Traveler Apr. 12, 1967
2 - 30The Galaxy Gift Apr. 26, 1967
3Season 3 Sep. 06, 1967
3 - 1Condemned of Space Sep. 06, 1967
3 - 2Visit to a Hostile Planet Sep. 13, 1967
3 - 3Kidnapped in Space Sep. 09, 1967
3 - 4Hunter's Moon Sep. 27, 1967
3 - 5The Space Primevals Oct. 04, 1967
3 - 6Space Destructors Oct. 11, 1967
3 - 7The Haunted Lighthouse Oct. 18, 1967
3 - 8Flight into the Future Oct. 25, 1967
3 - 9Collision of Planets Nov. 08, 1967
3 - 10Space Creature Nov. 15, 1967
3 - 11Deadliest of the Species Nov. 22, 1967
3 - 12A Day at the Zoo Nov. 29, 1967
3 - 13Two Weeks in Space Dec. 13, 1967
3 - 14Castles in Space Dec. 20, 1967
3 - 15The Anti-Matter Man Dec. 27, 1967
3 - 16Target: Earth Jan. 03, 1968
3 - 17Princess of Space Jan. 10, 1968
3 - 18Time Merchant Jan. 17, 1968
3 - 19The Promised Planet Jan. 24, 1968
3 - 20Fugitives in Space Jan. 31, 1968
3 - 21Space Beauty Feb. 14, 1968
3 - 22The Flaming Planet Feb. 21, 1968
3 - 23The Great Vegetable Rebellion Feb. 28, 1968
3 - 24Junkyard in Space Mar. 06, 1968
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