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