Capt./Maj. Bennett Marco

Frank Sinatra

Acting

Raymond Shaw

Laurence Harvey

Acting

Mrs. Iselin

Angela Lansbury

Acting

Eugenie Rose Chaney

Janet Leigh

Acting

Sen. John Yerkes Iselin

James Gregory

Acting

Chunjin

Henry Silva

Acting

Jocelyn Jordan

Leslie Parrish

Acting

Sen. Thomas Jordan

John McGiver

Acting

Dr. Yen Lo

Khigh Dhiegh

Acting

Cpl. Allen Melvin

James Edwards

Acting

Col. Milt

Douglas Henderson

Acting

Zilkov

Albert Paulsen

Acting

Secretary of Defense

Barry Kelley

Acting

Holborn Gaines

Lloyd Corrigan

Acting

Female Berezovo

Madame Spivy

Acting

Gomel's Lady Counterpart (uncredited)

Bess Flowers

Acting

Woman at Press Confrence (uncredited)

Leoda Richards

Acting

Gomel (uncredited)

Reggie Nalder

Acting

Senator (uncredited)

Colin Kenny

Acting

Officer

Bert Stevens

Acting

Second Reporter

Arthur Tovey

Acting

Narrator (voice)

Paul Frees

Acting

Medical Officer

Whit Bissell

Acting

Chinese Officer (uncredited)

James Yagi

Acting

Pvt. Bobby Lembeck (uncredited)

Tom Lowell

Acting

Psychiatrist

Joe Adams

Acting

Jilly

Merritt Bohn

Acting

Benjamin K. Arthur

Robert Riordan

Acting

Reporter (uncredited)

Raoul Freeman

Acting

Delegate (uncredited)

Rudy Germane

Acting

Delegate (uncredited)

Herschel Graham

Acting

Reporter (uncredited)

Stuart Hall

Acting