The Monster and the Girl is a science fiction/horror black-and-white film released by Paramount Pictures, on a low budget. A gangster named Scot Webster attempts to save his sister, Susan from the clutches of rival gangster W.S Bruhl . When one of Bruhl's gang members catches Scot in Bruhl's rented room, one of Scot's aides is killed by a gunman. The man tosses him the gun and disappears. Scot is tried and executed. A mad scientist salvages his brain and transplants it into a gorilla. Using the strength of his new, bestial body, Webster begins stalking the gangsters to exact his revenge.
| Release date: | February 28, 1941 |
| Directed by: | Stuart Heisler |
| Runtime: | 65 Minutes |
| Producer: | Jack Moss |
| Editor: | Everett Douglas |
| Music by: | Gerard Carbonara |
| Cinematography: | Victor Milner |
| Screenplay by: | Stuart Anthony |
| Genre: | Science Fiction |