Directed by
| John Hough | ||
| Vincent McEveety | ... | (uncredited) |
Writing Credits
| Brian Clemens | ... | (screenplay by) & |
| Harry Spalding | ... | (screenplay by) and |
| Rosemary Anne Sisson | ... | (screenplay by) |
| Florence Engel Randall | ... | (novel) |
| Gerry Day | ... | (uncredited) |
Cast (in credits order)
| Bette Davis | ... | Mrs. Aylwood | |
| Lynn-Holly Johnson | ... | Jan Curtis | |
| Kyle Richards | ... | Ellie Curtis | |
| Carroll Baker | ... | Helen Curtis | |
| David McCallum | ... | Paul Curtis | |
| Benedict Taylor | ... | Mike Fleming | |
| Frances Cuka | ... | Mary Fleming | |
| Richard Pasco | ... | Tom Colley | |
| Ian Bannen | ... | John Keller | |
 |
Katharine Levy | ... | Karen Aylwood |
| Eleanor Summerfield | ... | Mrs. Thayer | |
| Georgina Hale | ... | Young Mrs. Aylwood | |
| Rest of cast listed alphabetically: | |||
|
|
Ina Clare | ... | Motorbike Race Spectator (uncredited) |
| Dominic Guard | ... | Young John Keller (uncredited) | |
| Derek Lyons | ... | Motorbike Race Spectator (uncredited) | |
Produced by
| Hugh Attwooll | ... | associate producer |
| Tom Leetch | ... | co-producer |
| Ron Miller | ... | producer |
Music by
| Stanley Myers | ||
Cinematography by
| Alan Hume | ||
Editing by
| Geoffrey Foot | ||
Casting By
| Maude Spector | ||
Production Design by
| Elliot Scott | ||
Art Direction by
| Alan Cassie | ||
Set Decoration by
| Ian Whittaker | ||
Costume Design by
| Emma Porteous | ... | (as Emma Porteus) |
Makeup Department
| Jill Carpenter | ... | makeup: for Miss Davis |
| Eileen Fletcher | ... | makeup |
| Ernest Gasser | ... | makeup chief (as Ernie Gasser) |
| Joyce James | ... | hairdresser chief |
| Betty Sherriff | ... | hairdresser |
| Bobbie Smith | ... | hairdresser: for Miss Davis |
Production Management
| Steve Lanning | ... | production manager |
| Basil Rayburn | ... | production supervisor |
Second Unit Director or Assistant Director
| Richard Hoult | ... | assistant director |
| Michael Murray | ... | second assistant director |
| Paul Tivers | ... | third assistant director |
Art Department
| Maria Caso | ... | assistant art director |
| Charles Cottrell | ... | scenic painter |
| John B. Mansbridge | ... | art director: Other World sequence |
| Bryn Siddall | ... | property buyer |
| Barry Wilkinson | ... | property master |
| Ray Norris | ... | carpenter (uncredited) |
Sound Department
| Keith Batten | ... | boom operator |
| Claude Hitchcock | ... | sound recordist |
| Gerry Humphreys | ... | sound recordist |
| Jim Shields | ... | sound editor |
| Patrick Heigham | ... | boom operator: second unit (uncredited) |
Special Effects by
| Danny Lee | ... | special mechanical effects: other world sequence |
| John Richardson | ... | special effects |
| Neil Corbould | ... | special effects assistant (uncredited) |
| Tony Dunsterville | ... | trainee pyrotechnician (uncredited) |
| Ricky Farns | ... | special effects technician (uncredited) |
| Garth Inns | ... | special effects technician (uncredited) |
| John Pohl | ... | special effects artist (uncredited) |
| Ken Speed | ... | special effects assistant (uncredited) |
Visual Effects by
| Jack Boyd | ... | animation effects: Other World sequence |
| Jane Boyd | ... | animation effects: Other World sequence |
| Bob Broughton | ... | special photographic effects: Other World sequence / special photographic effects: final sequence |
| Robin Browne | ... | photographic processes |
| Art Cruickshank | ... | special photographic effects: final sequence |
| Harrison Ellenshaw | ... | designer: final sequence |
| John Emerson | ... | alien designer: Other World sequence |
| Andy Gaskill | ... | alien designer: Other World sequence (as Andrew Gaskill) |
| Joe Hale | ... | alien designer: Other World sequence / animation supervisor: Other World sequence |
| Rick Heinrichs | ... | alien designer: Other World sequence |
| Don Henry | ... | visual effects: final sequence |
| Dick Kendall | ... | visual effects: final sequence |
| Brian Longbotham | ... | kinetic light: Other World sequence |
| David Mattingly | ... | matte artist: Other World sequence (as David B. Mattingly) / visual effects: final sequence |
| Sam Nicholson | ... | kinetic light: Other World sequence |
| Michael Peraza Jr. | ... | visual effects artist |
| Henry Selick | ... | alien designer: Other World sequence (as C. Henry Selick) |
| Bill Kilduff | ... | photographic processes (uncredited) |
| Tad Krzanowski | ... | model effects (uncredited) |
| Phil Meador | ... | special photographic effects: Other World sequence (uncredited) |
| Jon Sorensen | ... | visual effects camera (uncredited) |
Stunts
| Vic Armstrong | ... | stunt supervisor |
Camera and Electrical Department
| Kevin Brookner | ... | assistant camera |
| Godfrey A. Godar | ... | additional photography |
| Jack Lowin | ... | camera operator |
| Malcolm MacIntosh | ... | camera operator |
| Doug Mathias | ... | gaffer: additional photography |
| Charles F. Wheeler | ... | additional photography |
| George Binnersley | ... | clapper loader (uncredited) |
Location Management
| Peter Bennett | ... | location manager |
| Rita Davison | ... | location manager |
Music Department
| Stanley Myers | ... | conductor |
| Al Teeter | ... | music editor (uncredited) |
| Jack Wadsworth | ... | music editor (uncredited) |
Script and Continuity Department
| Kay Fenton | ... | continuity |
Additional Crew
| Robin Demetriou | ... | cast and crew chef |
| Leon Harris | ... | creator: Other World sequence (as Leon R. Harris) |
| Jeremy Coote | ... | production runner (uncredited) |
