A scientist develops a formula which will cause animals to regress to the form of their primitive ancestors, and tries it on himself with disastrous results.
You can now watch The Neanderthal Man online on the following streaming providers in the United States.
| Directing | E.A. Dupont | Director |
| Writing | Aubrey Wisberg | Writer |
| Writing | Jack Pollexfen | Writer |
| Production | Jack Pollexfen | Producer |
| Production | Aubrey Wisberg | Producer |
| Sound | Albert Glasser | Original Music Composer |
| Camera | Stanley Cortez | Director of Photography |
| Editing | Fred R. Feitshans Jr. | Editor |
| Art | Walter Koestler | Art Direction |
| Production | Ilse Lahn | Associate Producer |
| Costume & Make-Up | Harry Thomas | Makeup Artist |
