Directed by
| Vernon Sewell | ||
Writing Credits
| Mervyn Haisman | ... | (screenplay by) and |
| Henry Lincoln | ... | (screenplay by) |
| Jerry Sohl | ... | (from a story by) |
| Louis M. Heyward | ... | (uncredited) |
| Gerry Levy | ... | (uncredited) |
| H.P. Lovecraft | ... | (story "The Dreams in the Witch House") (uncredited) |
Cast (in credits order) verified as complete
Produced by
| Louis M. Heyward | ... | producer (as Louis M. 'Deke' Heyward) |
| Gerry Levy | ... | associate producer |
| Tony Tenser | ... | executive producer |
Music by
| Peter Knight | ||
Cinematography by
| John Coquillon | ... | director of photography (as Johnny Coquillon) |
Editing by
| Howard Lanning | ||
Art Direction by
| Derek Barrington | ||
Costume Design by
| Michael Southgate | ||
Makeup Department
| Betty Blattner | ... | make-up artist (as Elizabeth Blattner) |
| Ann Fordyce | ... | hairdresser |
| Pauline Worden | ... | make-up artist |
Production Management
| Alex Carver-Hill | ... | production manager |
Second Unit Director or Assistant Director
| Denny Lewis | ... | assistant director (as Dennis Lewis) |
Art Department
| John Poyner | ... | property master |
| Maurice Smith | ... | construction manager |
| Terry Wells | ... | stand-by property master (uncredited) |
| Barry Wilkinson | ... | props (uncredited) |
Sound Department
| Dennis Lanning | ... | dubbing editor |
| Hugh Strain | ... | dubbing mixer |
| Kevin Sutton | ... | sound mixer |
Camera and Electrical Department
| Michael Beauchamp | ... | grips |
| Tony Breeze | ... | focus puller |
| Peter Hendry | ... | camera operator |
| Doug Fenner | ... | electrician (uncredited) |
Editorial Department
| Marion Curren | ... | editing assistant |
| Jonathan Morris | ... | editing assistant |
Music Department
| Peter Knight | ... | conductor |
| Kendall Schmidt | ... | composer: additional music |
Script and Continuity Department
| Mary Spain | ... | continuity |
| Renée Glynne | ... | continuity (uncredited) |
Additional Crew
| Cynthia Palmer | ... | production secretary |
| Tony Tenser | ... | presenter |
| Peter Jaques | ... | director of publicity (uncredited) |