Dan Aykroyd

Character: Sgt. Frank Tree

Ned Beatty

Character: Ward Douglas

John Belushi

Character: Capt. Wild Bill Kelso

Lorraine Gary

Character: Joan Douglas

Murray Hamilton

Character: Claude Crumn

Christopher Lee

Character: Capt. Wolfgang von Kleinschmidt

Tim Matheson

Character: Capt. Loomis Birkhead

Toshirō Mifune

Character: Cmdr. Akiro Mitamura

Warren Oates

Character: Col. 'Madman' Maddox

Robert Stack

Character: Maj. Gen. Joseph W. Stilwell

Treat Williams

Character: Cpl. Chuck 'Stretch' Sitarski

Nancy Allen

Character: Donna Stratton

Lucille Benson

Character: Gas Mama (Eloise)

Jordan Brian

Character: Macey Douglas

John Candy

Character: Pvt. Foley

Elisha Cook Jr.

Character: The Patron (Dexter)

Eddie Deezen

Character: Herbie Kazlminsky

Bobby Di Cicco

Character: Wally Stephens

Dianne Kay

Character: Betty Douglas

Perry Lang

Character: Dennis DeSoto

Patti LuPone

Character: Lydia Hedberg

J. Patrick McNamara

Character: Pvt. DuBois

Frank McRae

Character: Pvt. Ogden Johnson Jones

Steven Mond

Character: Gus Douglas

Slim Pickens

Character: Hollis P. Wood

Wendie Jo Sperber

Character: Maxine Dexheimer

Lionel Stander

Character: Angelo Scioli

Dub Taylor

Character: Mr. Malcomb

Iggie Wolfington

Character: Meyer Mishkin

Christian Brackett-Zika

Character: Stevie Douglas

Joe Flaherty

Character: Raoul Lipschitz

David L. Lander

Character: Joe

Michael McKean

Character: Willy

Susan Backlinie

Character: Polar Bear Woman

E. Hampton Beagle

Character: Phone Man

Deborah Benson

Character: USO Girl

Don Calfa

Character: Telephone Operator

Dave Cameron

Character: Reporter

Vito Carenzo

Character: Vito, Shore Patrol

Mark Carlton

Character: Stilwell Aide

Gary Carlos Cervantes

Character: Zoot Suiter

Paul Cloud

Character: Stilwell Aide

Luis Contreras

Character: Zoot Suiter

Carol Culver

Character: Anderson Sister

Lucinda Dooling

Character: Lucinda

Gray Frederickson

Character: Lt. Bressler

Brian Frishman

Character: USO Goon

Samuel Fuller

Character: Interceptor Commander

Marjorie Gaines

Character: Anderson Sister

Dian Gallup

Character: Twin

Denise Gallup

Character: Twin

Trish Garland

Character: Anderson Sister

Barbara Gannen

Character: Interceptor Assistant

Brad Gorman

Character: USO Nerd

Jerry Hardin

Character: Map Man

Diane Hardin

Character: Interceptor Assistant

Robert Houston

Character: Maddox's Soldier

Audrey Landers

Character: USO Girl

John Landis

Character: Mizerany

Mark Marias

Character: Dept. Store Kid

John McKee

Character: Reporter

Ronnie McMillan

Character: Winowski

Dan McNally

Character: Reporter

Dick Miller

Character: Officer Miller

Akio Mitamura

Character: Ashimoto

Antoinette Molinari

Character: Mrs. Scioli

Walter Olkewicz

Character: Hinshaw

Mickey Rourke

Character: Reese

Whitney Rydbeck

Character: Daffy

Donovan Scott

Character: Kid Sailor

Kerry Sherman

Character: USO Girl

Hiroshi Shimizu

Character: Ito

Geno Silva

Character: Martinez

Rita Taggart

Character: Reporter

Maureen Teefy

Character: USO Girl

Andy Tennant

Character: Babyface

Jack Thibeau

Character: Stilwell Aide

Galen Thompson

Character: Stilwell Aide

Frankie Verroca

Character: USO Nerd

John Voldstad

Character: USO Nerd

Carol Ann Williams

Character: USO Girl

Jenny Williams

Character: USO Girl

James Caan

Character: Sailor in Fight (uncredited)

Penny Marshall

Character: Miss Fitzroy (uncredited)

Denise Cheshire

Character: Swimming Girl (at U-boat periscope)

Sydney Lassick

Character: Salesman (uncredited)