Genre: Science Fiction, Adventure, Fantasy
Premise: The Robinson family was supposed to set off on a five-year mission to explore a distant planet, but an act of sabotage by the scheming Dr. Zachary Smith -- who managed to get himself trapped aboard the spaceship -- leaves them adrift in space for three years. The Robinsons, pilot Don West, Dr. Smith and their trusty robot move from planet to planet, always searching for a way to return to Earth.
S02, E15 (First Aired: Dec. 28, 1966)
Penny befriends a froglike alien involved in a war with a leader of another civilization.
S02, E16 (First Aired: Jan. 4, 1967)
The green alien who once hypnotized Smith returns and shows him bits of the future.