Marlon Brando

Major Lloyd Gruver

Patricia Owens

Eileen Webster

James Garner

Capt. Mike Bailey

Martha Scott

Mrs. Webster

Miiko Taka

Hana-ogi

Miyoshi Umeki

Katsumi

Red Buttons

Joe Kelly

Kent Smith

Gen. Webster

Douglass Watson

Col. Craford

Reiko Kuba

Fumiko-san

Soo Yong

Terukosan

Ricardo Montalban

Nakamura

Dennis Hopper

MP in Kelly's House / MP at Tokyo Airport (voice) (uncredited)

Peter Brown

Second Military Police (voice) (uncredited)

Kenner G. Kemp

General at Tokyo Airport (uncredited)

William Meader

General at Tokyo Airport (uncredited)

Ralph Moratz

Soldier in Washroom (uncredited)

Rollin Moriyama

Reporter (uncredited)

Yvonne Peattie

Lady Vice-Consul (uncredited)

Phil Rhodes

Doctor (uncredited)

Bill Saito

Photographer (uncredited)

James Stacy

Reporter (uncredited)

Audrey Swanson

Officer's Wife (uncredited)

Harlan Warde

Consul (uncredited)

William Wellman Jr.

Stars and Stripes Reporter (uncredited)