A former clergyman (Peter Cushing) in 1920s England tries to keep his cannibalistic son locked in the attic.
Unfortunately the movie The Ghoul is not yet available on HBO Max.
| Production | Kevin Francis | Producer |
| Editing | Henry Richardson | Editor |
| Writing | Anthony Hinds | Writer |
| Costume & Make-Up | Anthony Mendleson | Costume Design |
| Sound | Roy Baker | Sound Editor |
| Art | Jack Shampan | Art Direction |
| Sound | Harry Robertson | Original Music Composer |
| Directing | Freddie Francis | Director |
| Camera | John Wilcox | Director of Photography |
| Crew | Johnny Greenland | Choreographer |
| Costume & Make-Up | Jimmy Evans | Makeup Artist |
| Camera | James Bawden | Camera Operator |
| Lighting | Harry Woodley | Gaffer |
| Camera | Douglas Webb | Still Photographer |
| Directing | Pamela Davies | Continuity |
| Costume & Make-Up | Bridget Sellers | Wardrobe Supervisor |
| Sound | John Brommage | Sound Recordist |
| Sound | Ken Barker | Sound Recordist |
| Art | Nick Rivers | Property Master |
| Costume & Make-Up | Joan Carpenter | Hairstylist |
| Sound | Philip Martell | Music Supervisor |
| Camera | David Wynn-Jones | Focus Puller |
