Directed by
| Alberto De Martino | ... | (as Martin Herbert) |
Writing Credits (in alphabetical order)
| Alberto De Martino | ... | (as Martin Herbert) |
| Vincenzo Mannino | ... | (as Frank Walker) |
Cast (in credits order)
| Christina Nagy | ... | Joanna | |
| David Warbeck | ... | Craig | |
| Carroll Blumenberg | ... | Ruth | |
| Rossano Brazzi | ... | Dr. Sernich | |
 |
Andrea Bosic | ... | Father Peter |
| Loris Loddi | ... | Father Davis | |
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Adriana Giuffrè | ||
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Daniela De Carolis | ||
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|
Rodolfo Ruzza | ||
| Rest of cast listed alphabetically: | |||
|
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Andy Covella | ... | Deckhand on Ferry (uncredited) |
| Nicola Vitale Materi | ... | Young boy playing ball in the park (uncredited) | |
|
|
Arthur Webber Jr. | ... | (uncredited) |
Produced by
| Fabrizio De Angelis | ... | producer (as David Colby) |
Music by
| Francesco De Masi | ||
Cinematography by
| Gianlorenzo Battaglia | ... | (as Lawrence Barkey) |
Editing by
| Vincenzo Tomassi | ... | (as Vincent P. Thomas) |
Production Design by
| Antonio Visone | ... | (as Julian Wilson) |
Costume Design by
| Valentina Di Palma | ||
Makeup Department
| Franco Di Girolamo | ... | makeup artist (as Harris Girol) |
| Maura Turchi | ... | hair stylist (as Martha Turcher) |
Production Management
| Fabrizio De Martino | ... | unit production manager |
Art Department
| Rodolfo Ruzza | ... | props (as Richard Ross) |
Sound Department
| Nick Alexander | ... | dubbing editor |
| Bruno Moreal | ... | re-recording engineer |
Special Effects by
| Gino Vagniluca | ... | special effects (as Vagni Luca G.) |
Camera and Electrical Department
| Antonio Benetti | ... | still photographer (as Antony Benett) |
| Ralph Chasse | ... | camera operator |
| Paul Giles | ... | assistant camera |
Editorial Department
| Massimo Cataldo | ... | second assistant editor (as Roger Kalze) |
| Luciano Vittori | ... | color consultant (as L. Vittori) |
Additional Crew
| Antonio Colonnello | ... | voice dubbing: David Warbeck (Italian version) (uncredited) |
| Stefania Giacarelli | ... | voice dubbing: Carroll Blumenberg (Italian version) (uncredited) |
| Anthony La Penna | ... | voice dubbing: Rossano Brazzi (english version) (uncredited) |
| Susan Spafford | ... | voice dubbing: Christina Nagy (English version) (uncredited) |
| Serena Spaziani | ... | voice dubbing: Christina Nagy (Italian version) (uncredited) |
| Pat Starke | ... | voice dubbing: Carroll Blumenberg (English version) (uncredited) |
| Frank von Kuegelgen | ... | voice dubbing: David Warbeck (English version) (uncredited) |
