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Ed Asner as Hank Cooper |
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Don Knotts as Coach Venner |
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Gary Grimes as Andy Petrovic |
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Tim Conway as Crankcase |
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Louise Williams as Debbie Kovac |
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Dick Van Patten as Cal Wilson |
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Ronnie Schell as Joe Barnsdale |
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Bob Crane as Pepper |
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Johnny Unitas as Himself |
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Dick Butkus as Rob Cargil |
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Harold Gould as Charles Gwynn |
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Tom Bosley as Spinner |
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Virginia O'Brien as Reporter |
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Kenneth Tobey as Asst. Warden |
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Richard Kiel as Tall Man |
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Dick Enberg as Atoms' Announcer |
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Fred Dryer as Atoms player (sideline & showers) (uncredited) |
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Liam Dunn as Dr. Morgan |
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Warde Donovan as Butcher |
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Larry Burrell as Locker Room Announcer |
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Titos Vandis as Seth Petrovic |
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Hanna Landy as Molly Petrovic |
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Irwin Charone as Hotel Clerk |
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Timothy Brown as Calvin Barnes |
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Jackson Bostwick as Stjepan Petrovic |
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John Orchard as Pemberton Captain |
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Larry McCormick as N.Y. Broadcaster |
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Jack Manning as Mayor |
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Jeanne Bates as Nurse |
| Directing | Vincent McEveety | Director |
| Art | Al Roelofs | Art Direction |
| Writing | Don Nelson | Screenplay |
| Production | Ron Miller | Producer |
| Visual Effects | Art Cruickshank | Visual Effects |
| Visual Effects | Eustace Lycett | Visual Effects |
| Art | John B. Mansbridge | Art Direction |
| Visual Effects | Harrison Ellenshaw | Visual Effects |
| Camera | Frank V. Phillips | Director of Photography |
| Visual Effects | Danny Lee | Visual Effects |
| Writing | Ted Key | Story |
| Writing | Arthur Alsberg | Screenplay |
| Sound | Walter Sheets | Orchestrator |
| Sound | Herb Taylor | Sound |
| Art | Frank R. McKelvy | Set Decoration |
| Production | Christopher Hibler | Associate Producer |
| Sound | Robert F. Brunner | Original Music Composer |
| Editing | Robert Stafford | Editor |
| Sound | Frank Regula | Sound Mixer |
| Crew | Buddy Joe Hooker | Stunt Coordinator |
