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Peter Strauss as Charles Landon |
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Dee Wallace as Janet Landon |
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Kathryn Walker as Dr. Linda McFarland |
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Bruce McGill as Glenn |
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Ken James as Lorne |
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David Ferry as Johnny Goodenough |
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Richard Widmark as Tom Goodenough |
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David Hollander as Stevie Landon |
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Bill Calvert as Tony Landon |
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Larry Reynolds as |
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George Merner as |
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Reuven Bar-Yotam as |
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Kent Barrett as |
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Arthur Rosenberg as |
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Tommy Sexton as |
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Colin Fox as |
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Vicki Whitten as Jeannie |
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Jack Jozefson as |
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Austin Davis as |
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Jon Baggaley as Reporter |
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Frances Bay as |
| Art | Linda Bond | Special Props |
| Crew | Gregg Bond | Special Effects |
| Writing | Lionel Chetwynd | Writer |
| Production | Robert Lovenheim | Producer |
| Directing | Richard T. Heffron | Director |
| Camera | Edmond L. Koons | Director of Photography |
| Production | Hugh Hefner | Executive Producer |
| Art | Bonnie Dermer | Set Decoration |
| Production | Don Miller | Associate Producer |
| Art | Vincent Joseph Cresciman | Art Direction |
| Production | Edward L. Rissien | Executive Producer |
| Costume & Make-Up | Bernadene C. Mann | Costumer |
| Editing | Michael Eliot | Editor |
| Art | Vincent Joseph Cresciman | Production Design |
| Production | Peter Strauss | Co-Producer |
| Costume & Make-Up | Bill Blackburn | Costumer |
| Editing | Robert Florio | Editor |
| Sound | Basil Poledouris | Original Music Composer |
| Writing | Farley Mowat | Author |