The Robinsons leave their planet to escape a collision with a comet and find a ship full of frozen convicts.
Did You Know?
Debut of the cast's colorful/psychedelic costumes that reflected the cultural tone of the late 1960's. Also, from this point on, Lost in Space became a space travel show with planets-of-the-week, whereas they had spent each of the previous seasons stranded in the same two planets each time the ship was becalmed. Presumably this change was made to compete with Star Trek
(1966). See more
As Will walks down the ladder to the alien ship and looks in the door window, you can see one of the frozen prisoners move his hand around a spear. His head is also turned when the trio walk through the door. See more
References Forbidden Planet