The Monolith Monsters
The Monolith Monsters is a 1957 sci fi horror movie.  It was directed by John Sherwood and stars Grant Williams and Lola Albright.  It was based on a short story by Jack Arnold and Robert M. Fresco. Fresco and Norman Jolley wrote the screenplay. Troy Donahue and The Donna Reed Show regular Paul Petersen have uncredited roles.