Jeff Chandler

Capt. Jebediah S. Hawks

Acting

George Nader

Lieut. Dave MacDougall

Acting

Lex Barker

Commander Quigley

Acting

Julie Adams

Nadine MacDougall

Acting

Keith Andes

Doctor Bell

Acting

Richard Boone

Lieut. Fraser

Acting

William Reynolds

Ensign Kruger

Acting

Charles McGraw

Lieut. Mike O'Bannion

Acting

Jock Mahoney

Alvick

Acting

Frank Faylen

Chief Phillip P. 'Pappy' Moran

Acting

John McIntire

Acting

Jock Mahoney

Acting

Don Keefer

Acting

James Westerfield

Acting

Kendall Clark

Acting

George Dunn

Acting

Charles Horvath

Acting

Jarl Victor

Acting

Arthur Space

Acting

Sam Gilman

Acting

Parley Baer

Acting

Hal Baylor

Acting

Clint Eastwood

Corpsman (uncredited)

Acting

David Janssen

uncredited

Acting