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 19 Ghost in Space
7.10 60 minutes Dr. Smith holds a seance to contact his Uncle Thaddeus. Instead a spirit creature is contacted and creates havoc for the Robinsons. It is later discovered that the ""spirit creature"" is a physical creature, rendered invisible by the properties of the ""ionized gas"" in the bog from which it came.
