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Grant Williams as Charles Campbell |
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Shirley Knight as Terry Ames |
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Onslow Stevens as Dr. W.L. Janz, M.D. |
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William Leslie as Dr. David Lindsay |
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Hope Summers as Mrs. Quimby |
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Anne Helm as Jean Quimby |
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Harold Gould as Hollingsworth |
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Simon Scott as Lt. Kritzman |
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Michael Bachus as Sgt. Bonner |
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Harry Holcombe as District Attorney |
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Jackie Searl as Belmont |
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Hal Smith as Man Demonstrating Novelty Toys |
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Ronnie Dapo as Boy Watching Toy Demonstration |
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Julie Van Zandt as Edna (uncredited) |
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Tim Rooney as Bobby (uncredited) |
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Dee Carroll as Recovery Room Nurse (uncredited) |
| Directing | Owen Crump | Director |
| Writing | Owen Crump | Story |
| Writing | Robert Bloch | Screenplay |
| Writing | Blake Edwards | Story |
| Production | Owen Crump | Producer |
| Camera | Harold E. Stine | Director of Photography |
| Editing | Leo H. Shreve | Editor |
| Sound | Stanley Jones | Sound |
| Art | Jack Poplin | Art Direction |
