NOW PLAYING presents The Terror Within (1989)Add a photo to this gallery Roger Corman presents The Terror Within (1989) When a chemical warfare leaves the world barren and filled with mutated monsters, a band of survivors in a underground complex battles one of the creatures who was able to break in. Starring: George Kennedy, a Carl Weathers look alike, and a William Sadler look alike (well, not really) Categories: Roger Corman films Sci-fi Horror Movies in 1989 Community content is available under CC-BY-SA unless otherwise noted.