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Elizabeth Montgomery as Katherine Merrill |
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Anthony Hopkins as Dr. Michael Grant |
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Michele Lee as Dolores Marsh |
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Janet MacLachlan as Eileen |
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Michael Lerner as Manny |
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John Elerick as Jeremy |
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Herbert Berghof as Dr. Kassiter |
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Vic Tayback as Archie |
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Mario Roccuzzo as Sandy |
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Julie Rogers as Veronica |
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Edgar Daniels as Zalenki |
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James Ingersoll as Dr. Snyder |
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Jack Manning as Sam |
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Garrick Russell as Eileen's Son |
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Eric Server as Dr. Birney |
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Deborah White as Janet |
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Michael Thoma as Sid (uncredited) |
| Directing | Robert Butler | Director |
| Writing | M. Charles Cohen | Writer |
| Art | William H. Tuntke | Art Direction |
| Editing | John J. Dumas | Editor |
| Production | Jules Irving | Producer |
| Writing | Bertram Bloch | Theatre Play |
| Crew | Michael D. Margulies | Cinematography |
| Sound | Billy Goldenberg | Music |
| Production | Richard Irving | Executive Producer |
| Art | John Franco Jr. | Set Decoration |
| Writing | George Emerson Brewer Jr. | Theatre Play |
| Costume & Make-Up | Grady Hunt | Costume Design |
| Camera | Michael D. Margulies | Director of Photography |
| Sound | Billy Goldenberg | Original Music Composer |
