A European prince terrorizes the local peasantry while using his castle as a refuge against the "Red Death" plague that stalks the land.
| Directing | Roger Corman | Director |
| Writing | R. Wright Campbell | Screenplay |
| Writing | Charles Beaumont | Screenplay |
| Camera | Nicolas Roeg | Director of Photography |
| Production | G. B. Walker | Casting |
| Costume & Make-Up | Elsie Alder | Hairstylist |
| Crew | George Blackwell | Special Effects |
| Production | Roger Corman | Producer |
| Editing | Ann Chegwidden | Editor |
| Art | Daniel Haller | Production Design |
| Art | Robert Jones | Art Direction |
| Sound | David Lee | Music |
| Camera | Alex Thomson | Camera Operator |
| Sound | Allan Morrison | ADR & Dubbing |
| Art | Colin Southcott | Set Decoration |
| Costume & Make-Up | George Partleton | Makeup Artist |
| Costume & Make-Up | Laura Nightingale | Costume Supervisor |
| Production | George Willoughby | Associate Producer |
| Directing | Peter Price | Assistant Director |
| Sound | Richard Bird | Sound |
| Sound | Len Abbott | Sound |
| Crew | Peter Brace | Stunts |
| Crew | Joe Powell | Stunts |
| Crew | George Leech | Stunts |
| Writing | Edgar Allan Poe | Short Story |
