Directed by
| Robert Butler | ||
Writing Credits (in alphabetical order)
| Bertram Bloch | ... | (play) |
| George Emerson Brewer Jr. | ... | (play) |
| M. Charles Cohen | ... | (teleplay) |
Cast (in credits order) complete, awaiting verification
| Elizabeth Montgomery | ... | Katherine Merrill | |
| Anthony Hopkins | ... | Dr. Michael Grant | |
| Michele Lee | ... | Dolores Marsh | |
| Janet MacLachlan | ... | Eileen | |
| Michael Lerner | ... | Manny | |
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John Elerick | ... | Jeremy |
| Herbert Berghof | ... | Dr. Kassiter | |
| Vic Tayback | ... | Archie | |
| Mario Roccuzzo | ... | Sandy | |
| Julie Rogers | ... | Veronica | |
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James Ingersoll | ... | Dr. Snyder |
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Deborah White | ... | Janet |
| Eric Server | ... | Dr. Birney | |
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Edgar Daniels | ... | Zalenki |
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Jack Manning | ... | Sam |
| Rest of cast listed alphabetically: | |||
| Bob Harks | ... | Party Guest (uncredited) | |
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Garrick Russell | ... | Eileen's Son (uncredited) |
| Michael Thoma | ... | Sid (uncredited) | |
Produced by
| Jules Irving | ... | producer |
| Richard Irving | ... | executive producer |
Music by
| Billy Goldenberg | ... | (music) |
Cinematography by
| Michael D. Margulies | ... | director of photography (as Michael Margulies) |
Editing by
| John J. Dumas | ... | film editor (as John Dumas) |
Art Direction by
| William H. Tuntke | ||
Set Decoration by
| John Franco Jr. | ... | (as John Franco) (set decorations) |
Costume Design by
| Grady Hunt | ... | (costumes by) |
Production Management
| Bud Brill | ... | unit manager |
| Charles Clement | ... | post production operations head (uncredited) |
Second Unit Director or Assistant Director
| G. Warren Smith | ... | assistant director |
Art Department
| Ron Greenwood | ... | set dresser |
Sound Department
| Philip Mitchell | ... | sound (as Phil Mitchell) |
Stunts
| Bob Bralver | ... | stunts |
| Carol Daniels | ... | stunt double: Michele Lee (uncredited) / stunts (uncredited) |
Costume and Wardrobe Department
| Mary Lou Reinbold | ... | wardrobe supervisor |
Editorial Department
| Richard Belding | ... | editorial supervision |
Music Department
| Hal Mooney | ... | music supervision |