A horrified teen mutates into a crazed cannibalistic swamp creature, and must uncover the terrifying secret identity of his father before his nasty natural tendencies force him to make jambalaya out of the locals.
Unfortunately the movie The Beast Within is not yet available on HBO Max.
| Directing | Philippe Mora | Director |
| Writing | Tom Holland | Writer |
| Production | Harvey Bernhard | Producer |
| Production | Gabriel Katzka | Producer |
| Crew | Jack L. Richards | Cinematography |
| Editing | Robert Brown | Editor |
| Editing | Bert Lovitt | Editor |
| Sound | Les Baxter | Original Music Composer |
| Art | David M. Haber | Production Design |
| Art | Leonard A. Mazzola | Set Decoration |
| Costume & Make-Up | Tom Hoerber | Makeup Artist |
| Costume & Make-Up | Melanie Levitt | Makeup Artist |
| Costume & Make-Up | Ann Wadlington | Hair Designer |
| Directing | Ron Fury | Assistant Director |
| Directing | Mark Lyon | Second Assistant Director |
| Sound | Al Overton | Sound Mixer |
| Crew | Thomas R. Burman | Special Effects |
| Crew | Fred Cramer | Special Effects |
| Crew | Garry Elmendorf | Special Effects |
| Crew | Sorin Serene Pricopie | Stunt Coordinator |
