Doug and Tony are transported to a spacecraft with two weird aliens that intend to invade Earth to steal proteins for their dying planet. They land on Mullins, Arizona, in 1885, and the aliens use a device called "Projector" to subdue the earthlings.

Cast: James Darren, Robert Colbert, Jan Merlin, Fred Beir, Gary Haynes, Ross Elliott, Whit Bissell, John Zaremba, Lee Meriwether, Tristram Coffin, Byron Foulger, John Hoyt