Season 3 Episode
- Season 1 The Reluctant Stowaway
- Season 1 The Derelict
- Season 1 Island in the Sky
- Season 1 There Were Giants in the Earth
- Season 1 The Hungry Sea
- Season 1 Welcome Stranger
- Season 1 My Friend, Mr. Nobody
- Season 1 Invaders from the Fifth Dimension
- Season 1 The Oasis
- Season 1 The Sky Is Falling
- Season 1 Wish Upon a Star
- Season 1 The Raft
- Season 1 One of Our Dogs Is Missing
- Season 1 Attack of the Monster Plants
- Season 1 Return from Outer Space
- Season 1 The Keeper (1)
- Season 1 The Keeper (2)
- Season 1 The Sky Pirate
- Season 1 Ghost in Space
- Season 1 War of the Robots
- Season 1 The Magic Mirror
- Season 1 The Challenge
- Season 1 The Space Trader
- Season 1 His Majesty Smith
- Season 1 The Space Croppers
- Season 1 All That Glitters
- Season 1 The Lost Civilization
- Season 1 A Change of Space
- Season 1 Follow the Leader
Lost in Space - Season 1 Episode 16 The Keeper (1)
7.10 60 minutes The Keeper, played by Michael Rennie, is a zoo keeper. He wants to take the children and add them to his collection.
This episode is the only two-parter from the series.
