It! The Terror from Beyond Space (1958)

Name: It! The Terror from Beyond Space
Genre: Science Fiction, Horror
Released: 1958-07-31
Duration: 69 min
Cast: Marshall Thompson, Shirley Patterson, Kim Spalding, Ann Doran, Dabbs Greer

The revelation shocker of things to come!

The first manned expedition to Mars is invaded by an unknown life form, which stows away on the rescue ship.