Cast:
Walter Pidgeon, Anne Francis, Leslie Nielsen, Warren Stevens, Jack Kelly, Earl Holliman, Richard Anderson, George D. Wallace, Robert Dix, Jimmy Thompson, James Drury, Harry Harvey Jr., Roger McGee, Peter Miller, Morgan Jones, Richard Grant, James Best, William Boyett, Les Tremayne, Frankie Darro, Marvin Miller
Tags:
flying saucer, rescue mission, space, alien planet, robot, sabotage, mysterious death, alien civilization, lone survivor, extinct race, invisible monster, ray weapons, mind enhancement, atomic power plant, romantic triangle