Tab Hunter
Thad Walker

Etchika Choureau
Renee Beaulieu

Marcel Dalio
Drill Sergeant

David Janssen
Duke Sinclair

Paul Fix
U.S. General

Veola Vonn
The Madam

Will Hutchins
Dave Putnam

Clint Eastwood
George Moseley

Robert Hover
Dave Judd (as Bob Hover)

Tom Laughlin
Arthur Blumenthal

Brett Halsey
Frank Baylies

Henry Nakamura
Jimmy

Maurice Marsac
Sgt. Parris

Raymond Bailey
Amos J. Walker

William Wellman Jr.
Bill Wellman Sr.

Jody McCrea
Tom Hitchcock

Denny Devine
Lawrence 'Red' Scanion (as Dennis Devine)

Phil Adams
Landram Ovington (uncredited)

Louis Mercier
Captain Honore (uncredited)

Dick Rich
Policeman (uncredited)