The Challenge Lost in Space : Season 1 Episode 22
Not Rated CBS 1h 00m
Aired: March 2nd, 1966 @ 12:00 AM EST on CBS
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.
