James Cagney

as Admiral William 'Bull' Halsey

Dennis Weaver

as Andy Lowe

Ward Costello

as Harry Black

Vaughn Taylor

as Mike Pulaski

Richard Jaeckel

as Roy Webb

Les Tremayne

as Frank Enright

Walter Sande

as Horace Keys ("Doc")

Karl Swenson

as Bill Bailey

Richard Carlyle

as Father Gehring

Carl Benton Reid

as Robert Ghormley

William Schallert

as Thomas G. Lamphier Jr.

Raymond Bailey

as Vandergrift

Leon Lontoc

as Manuel

Robert Burton

as Roy Geiger

Harry Landers

as Joseph Foss

Robert Montgomery

as Narration (American scenes)

Art Gilmore

as Narration (Japanese scenes)

Carleton Young

as Colonel Evans Carlson

James Yagi

as Rear Admiral Jiro Kobe

Nelson Leigh

as Adm. Dan Callaghan (uncredited)

Sydney Smith

as Rear Admiral Norm Scott (uncredited)

Maggie Magennis

as Red Cross Nurse Young (uncredited)

John McKee

as Lieutenant Harrison Ludlam (uncredited)

Richard H. Cutting

Selmer Jackson

Jim Jacobs

Frank Latimore

Herbert Lytton

Tyler McVey

Robert Montgomery Jr.

Rollin Moriyama

Stuart Randall

William Schallert

Arthur Tovey

John Zaremba