THE SLIME PEOPLE 1963 Movie Poster The Slime People is a 1963 American science fiction horror film produced by Sam Katzman. The movie poster represents this B-movie production, which tells the story of a group of humans stranded on a strange planet inhabited by sentient slime creatures. These beings are capable of assuming human form and have the power to possess humans, making them dangerous adversaries for the stranded travelers. The movie poster features iconic images from the film, such as humanoid slime creatures, spacecraft, and terrified human characters in distress. Notable cast members include John Agar, Susan Cabot, and Roger Mobley. The Slime People was directed by Don Barton and released on May 16, 1963. It gained a modest following among fans of science fiction and horror films due to its unique premise and campy charm.