Lost in Space
Season 1, Episode 22: The Challenge
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An alien boy is sent to Priplanis to validate his prince status. Will is drawn into a battle to the death unbeknowest to his father. Once his real intentions are known John substitutes himself in the challenge and the Alien Ruler substitutes himself for his son.
All Episodes - Season 1
Episode 1
The Reluctant Stowaway
Episode 2
The Derelict
Episode 3
Island in the Sky
Episode 4
There Were Giants in the Earth
Episode 5
The Hungry Sea
Episode 6
Welcome Stranger
Episode 7
My Friend, Mr. Nobody
Episode 8
Invaders from the Fifth Dimension
Episode 9
The Oasis
Episode 10
The Sky Is Falling
Episode 11
Wish Upon a Star
Episode 12
The Raft
Episode 13
One of Our Dogs Is Missing
Episode 14
Attack of the Monster Plants
Episode 15
Return from Outer Space
Episode 16
The Keeper (1)
Episode 17
The Keeper (2)
Episode 18
The Sky Pirate
Episode 19
Ghost in Space
Episode 20
War of the Robots
Episode 21
The Magic Mirror
Episode 22
The Challenge
Episode 23
The Space Trader
Episode 24
His Majesty Smith
Episode 25
The Space Croppers
Episode 26
All That Glitters
Episode 27
The Lost Civilization
Episode 28
A Change of Space
Episode 29
Follow the Leader