S1, E16: Chaos reigns as the Keeper's creatures, let loose by the robot and Dr. Smith, overrun the planet. The Keeper refuses to stop the heinous animals unless the family gives him Penny and Will.

Starring Michael Rennie, Wilbur Evans
S1, E16: Chaos reigns as the Keeper's creatures, let loose by the robot and Dr. Smith, overrun the planet. The Keeper refuses to stop the heinous animals unless the family gives him Penny and Will.