An American airbase in Canada provokes resentment from the nearby residents after fallout from nuclear experiments at the base are blamed for a recent spate of disappearances. A captain from the airbase is assigned to investigate, and begins to suspect that an elderly British scientist who lives near the base and conducts research in the field of mind over matter knows more than he is letting on..
Unfortunately the movie Fiend Without a Face is not yet available on HBO Max.
| Writing | Amelia Reynolds Long | Story |
| Writing | Herbert J. Leder | Screenplay |
| Directing | Arthur Crabtree | Director |
| Art | John Elphick | Set Designer |
| Costume & Make-Up | Jim Hydes | Makeup Artist |
| Production | Charles F. Vetter | Executive Producer |
| Sound | Buxton Orr | Original Music Composer |
| Production | Ronald Kinnoch | Production Manager |
| Directing | Douglas Hickox | Assistant Director |
| Costume & Make-Up | Barbara Barnard | Hairstylist |
| Production | Ronald Kinnoch | Co-Producer |
| Editing | Richard Q. McNaughton | Editor |
| Production | John Croydon | Producer |
| Production | Richard Gordon | Executive Producer |
| Camera | Lionel Banes | Director of Photography |
| Costume & Make-Up | Anna Duse | Costume Supervisor |
| Directing | Hazel Swift | Continuity |
| Sound | Terry Poulton | Sound Editor |
| Crew | Flo Nordhoff | Special Effects |
| Crew | Karl-Ludwig Ruppel | Special Effects |
| Camera | Leo Rogers | Camera Operator |
| Crew | Peter Neilson | Special Effects |
| Sound | Frederic Lewis | Conductor |
| Sound | Peter T. Davies | Sound Recordist |
| Camera | Martin Curtis | Second Unit Director of Photography |
