Don Siegel Director John Derek Tony Actor Diana Lynn Peggy Actor Kevin McCarthy Jim Actor Alvy Moore Willie Actor Pat Conway Dooley Actor L.Q. Jones Watson Actor John Kirby Macklin Actor Don Haggerty Lt. Prentiss Actor Barbara Brown Mrs. Scott Actor Betty Lou Gerson Mrs. Lord Actor Fran Bennett Connie Actor Robert Osterloh AGC Austin Actor John Doucette Boxing Coach Actor Don Kennedy McClaren Actor Tom Harmon Announcer Actor Daniel Bruce Screenwriter Daniel Mainwaring Screenwriter Walter Mirisch Producer Sam Leavitt Cinematographer William Austin Film Editing Marlin Skyles Original Music Dave Milton Art Director Joseph Kish Set Decoration