Filled with "Monsters from the id! Monsters from the subconscious," this 1956 cult classic - the inspiration for legendary science fiction series such as Star Trek and Dr. Who - stars Leslie Nielsen as Commander J.J. Adams, whose investigation of the defunct Altair IV expedition takes a turn for the strange when he and his starship crew encounter Dr. Morbius (Walter Pidgeon), Altaira (Anne Francis), and "Robby the Robot," and discover a dark secret that could put all their lives in jeopardy. Rated G, 1 hr. 38 min.