Humphrey Bogart as Lt. Cmdr. Philip Francis Queeg

Robert Francis as Ens. Willis Seward 'Willie' Keith

Van Johnson as Lt. Stephen Maryk

Fred MacMurray as Lt. Thomas 'Tom' Keefer

May Wynn as May Wynn

Katherine Warren as Mrs. Keith

Jerry Paris as Ens. Barney Harding

José Ferrer as Lt. Barney Greenwald

E.G. Marshall as Lt. Comdr. Challee

Tom Tully as Comdr. DeVriess

Arthur Franz as Lt. JG H. Paynter Jr.

Lee Marvin as Meatball

Claude Akins as Horrible

James Edwards as Chief Steward Whittaker

Todd Karns as Petty Officer 1st Class Stillwell (uncredited)

Don Dubbins as Seaman 1st Class Urban (uncredited)

Warner Anderson as Capt. Blakely

Whit Bissell as Lt. Comdr. Dickson M.D.

Herbert Anderson as Ens. Rabbit

Joe Haworth as Ens. Carmody

James Best as Lt. JG Jorgensen

Steve Brodie as Chief Budge

Sam Harris as Graduation Ceremony Attendee (uncredited)

Don Anderson as Radarman

Robert Bray as Court-Martial Board Member

Kenneth MacDonald as Court-Martial Board Member (uncredited)

Paul McGuire as Court-Martial Board Member (uncredited)

Tyler McVey as Court-Martial Board Member (uncredited)

Steve Pendleton as Court-Martial Board Member (uncredited)

Don Keefer as Court Stenographer - Yeoman 1st Class (uncredited)

James Conaty as Dignitary on Dais at Graduation Ceremony (uncredited)

Ted Cooper as Sergeant-at-Arms (uncredited)

Don Dillaway as George - Chauffeur (uncredited)

Johnny Duncan as Sailor

Roy Jenson as Sailor

Frank Losee Jr. as Sailor (uncredited)

Dayton Lummis as Uncle Lloyd (uncredited)

Patrick Miller as Movie Operator (uncredited)

Barry Norton as Ship's Officer (uncredited)

James Todd as Comdr. Kelvey (uncredited)

Bess Flowers as Nightclub patron (uncredited)

Bert Stevens as Nightclub Patron