Directed by
| Richard Jefferies | ... | (as Richard Jeffries) |
Writing Credits
| Richard Jefferies | ... | (screenplay) & |
| Nico Mastorakis | ... | (screenplay) |
Cast (in credits order) verified as complete
| James Earl Jones | ... | Frye | |
| José Ferrer | ... | Nereus | |
| Lila Kedrova | ... | Sister Anna | |
| Mary Louise Weller | ... | Sherry Grice (as Mary-Louise Weller) | |
| Martin Kove | ... | Neil Grice | |
| Lydia Cornell | ... | Barbara | |
| Deborah Shelton | ... | Madeline Grice | |
| Sofia Seirli | ... | Sister Elena | |
| Despina Tomazani | ... | Lethe's Mother | |
 |
Rania Photiou | ... | Lethe |
| Spyros Papafrantzis | ... | Dionysis (as Spyros Papafrantziz) | |
|
|
Irini Tripkou | ... | Virgin |
| Annabel Schofield | ... | Vikki | |
| Rest of cast listed alphabetically: | |||
|
|
Juanita Thigpen | ... | Extra |
Produced by
| Luigi Cingolani | ... | associate producer |
| Donald Langdon | ... | producer |
| Nico Mastorakis | ... | producer |
| John D. Schofield | ... | executive producer |
| Brian Trenchard-Smith | ... | co-producer (as Brian Trenchard Smith) |
Music by
| Jerry Mosely | ||
Cinematography by
| Aris Stavrou | ||
Editing by
| Michael Bloecher | ||
| Alberto Valenzuela | ||
Art Direction by
| Aurelio Crugnola | ||
Costume Design by
| Moss Mabry | ||
Makeup Department
| Argyro Kouroupou | ... | make up |
| Niki Psimouli | ... | hairdresser (as Nicky Psimouli) |
Production Management
| Sarah Caplin | ... | production manager: second unit (as Sarah Caplan) |
| Giorgos Iakovidis | ... | production manager |
Second Unit Director or Assistant Director
| Lakis Antonakos | ... | assistant director |
Art Department
| Dimitris Asimakopoulos | ... | property master (as Mimi Asimakopoulos) |
| Giorgos Koliopanos | ... | assistant art director (as George Koliopantos) |
Sound Department
| George Akers | ... | sound editor |
| Paul Hodgson | ... | assistant sound editor |
| Brian Paxton | ... | re-recording mixer |
| Manuel Topete | ... | sound (as Manuel Topete Blake) |
Special Effects by
| Richard Albain | ... | special explosive effects (as Dick Albane) |
| Vince Jeffords | ... | monster creator |
| Giannis Samiotis | ... | special effects (as Yannis Samiotis) |
Camera and Electrical Department
| Graham Attwood | ... | still photographer |
| Robert Gray | ... | assistant camera: second unit (as Robert Grey) |
| Stephen W. Gray | ... | director of photography: second unit (as Stephen Grey) |
| Miguel Gurzon | ... | Steadicam operator |
| Nikos Paizanos | ... | assistant camera |
| Victor Hugo Valle | ... | assistant steadicam operator |
Costume and Wardrobe Department
| Vicky Iakovidis | ... | wardrobe |
Editorial Department
| Takis Giannopoulos | ... | assistant editor |
| Jane Goldsmith | ... | assistant editor |
| Elizabeth King | ... | assistant editor |
| Robert Leighton | ... | supervising editor |
| Sharon Oreck | ... | assistant editor |
| Catherine Shields | ... | assistant editor (as Cathy Shields) |
Music Department
| Shuki Levy | ... | end theme song: music |
| Deborah Shelton | ... | end theme song: lyrics / end theme song: sung by |
| James Simpson | ... | composer: additional music |
Script and Continuity Department
| Nikki Clapp | ... | script supervisor (as Nikki Clap) |
Additional Crew
| Fotini Argyropoulo | ... | production secretary (as Photini Argyropoulo) |
| Paul Enger | ... | production assistant: second unit |
| Al Hix | ... | publicist |
| Amanda Schofield | ... | assistant to producers |
| Brian Trenchard-Smith | ... | creative consultant (as Brian Trenchard Smith) |
