An American reporter smells a story when he is stranded in an Iron Curtain country where the local dictator is using gamma rays to transform children into mutated henchmen.
Unfortunately the movie The Gamma People is not yet available on HBO Max.
| Sound | George Melachrino | Original Music Composer |
| Writing | John W. Gossage | Screenplay |
| Directing | John Gilling | Director |
| Camera | Ted Moore | Director of Photography |
| Writing | John Gilling | Screenplay |
| Production | John W. Gossage | Producer |
| Directing | Pamela Davies | Continuity |
| Costume & Make-Up | George Frost | Makeup Artist |
| Sound | William Hill-Bowen | Orchestrator |
| Editing | Alan Osbiston | Supervising Editor |
| Art | John Box | Art Direction |
| Editing | Jack Slade | Editor |
| Costume & Make-Up | Olga Lehmann | Costume Designer |
| Camera | Ernest Day | Camera Operator |
| Production | John Palmer | Production Supervisor |
| Production | Peter Berg | Location Manager |
| Sound | Frank Goulding | Sound Editor |
| Sound | George Melachrino | Conductor |
| Sound | Peter T. Davies | Sound Recordist |
| Visual Effects | Tom Howard | Visual Effects |
| Directing | Robert Lynn | Assistant Director |
| Art | Syd Cain | Assistant Art Director |
| Costume & Make-Up | Waleen Whitworth | Hairdresser |
| Production | Albert R. Broccoli | Executive Producer |
| Costume & Make-Up | Waleen Whitworth | Hairstylist |
