Humphrey Bogart

Lt. Cmdr. Philip Francis Queeg

Robert Francis

Ens. Willis Seward 'Willie' Keith

Van Johnson

Lt. Stephen Maryk

Fred MacMurray

Lt. Thomas 'Tom' Keefer

May Wynn

May Wynn

Katherine Warren

Mrs. Keith

Jerry Paris

Ens. Barney Harding

José Ferrer

Lt. Barney Greenwald

E.G. Marshall

Lt. Comdr. Challee

Tom Tully

Comdr. DeVriess

Arthur Franz

Lt. JG H. Paynter Jr.

Lee Marvin

Meatball

Claude Akins

Horrible

James Edwards

Chief Steward Whittaker

Todd Karns

Petty Officer 1st Class Stillwell (uncredited)

Don Dubbins

Seaman 1st Class Urban (uncredited)

Warner Anderson

Capt. Blakely

Whit Bissell

Lt. Comdr. Dickson M.D.

Herbert Anderson

Ens. Rabbit

Joe Haworth

Ens. Carmody

James Best

Lt. JG Jorgensen

Steve Brodie

Chief Budge

Sam Harris

Graduation Ceremony Attendee (uncredited)

Don Anderson

Radarman

Robert Bray

Court-Martial Board Member

Kenneth MacDonald

Court-Martial Board Member (uncredited)

Paul McGuire

Court-Martial Board Member (uncredited)

Tyler McVey

Court-Martial Board Member (uncredited)

Steve Pendleton

Court-Martial Board Member (uncredited)

Don Keefer

Court Stenographer - Yeoman 1st Class (uncredited)

James Conaty

Dignitary on Dais at Graduation Ceremony (uncredited)

Ted Cooper

Sergeant-at-Arms (uncredited)

Don Dillaway

George - Chauffeur (uncredited)

Johnny Duncan

Sailor

Roy Jenson

Sailor

Frank Losee Jr.

Sailor (uncredited)

Dayton Lummis

Uncle Lloyd (uncredited)

Patrick Miller

Movie Operator (uncredited)

Barry Norton

Ship's Officer (uncredited)

James Todd

Comdr. Kelvey (uncredited)

Bess Flowers

Nightclub patron (uncredited)

Bert Stevens

Nightclub Patron