William Powell

Character: Lt. William 'Bill' Gordon / Anson Meridan

Rosalind Russell

Character: Joel Carter

Binnie Barnes

Character: Olivia Karloff

Lionel Atwill

Character: Maj. William Brennan

Cesar Romero

Character: Capt. Nicholas 'Nikki' Nieterstein

Samuel S. Hinds

Character: John Carter, Assistant Secretary of War

Henry Stephenson

Character: Russian Ambassador Gregory

Frank Reicher

Character: Dr. R.A. Jackson

Charley Grapewin

Character: Prof. Martin

Leonard Mudie

Character: Roberts

Howard Hickman

Character: G-Man

Charles Trowbridge

Character: Secretary of War Baker

Murray Kinnell

Character: de Segroff

Margaret Dumont

Character: Mrs. Hendricks (uncredited)

Mary Forbes

Character: Lady Cavendish (uncredited)

Tom Dugan

Character: Agent Patrick O'Reilly (uncredited)

Bernadene Hayes

Character: Bobbie Burns (uncredited)

Winter Hall

Character: Chaplain (uncredited)

Hedwiga Reicher

Character: De Segroff's Associate (uncredited)

Milburn Stone

Character: Carter's Aide (uncredited)

Theodore von Eltz

Character: Desk Clerk Assistant (uncredited)

Sid Silvers

Character: Recruiter (uncredited)

Sidney Bracey

Character: Jackson's Assistant (uncredited)

Edgar Dearing

Character: 1st Military Policeman (uncredited)

James Flavin

Character: 2st Military Policeman (uncredited)

Hans Fuerberg

Character: German Torpedo Man (uncredited)

Sterling Holloway

Character: Taxi Driver (uncredited)

William V. Mong

Character: Hotel Desk Clerk (uncredited)

Mickey Rooney

Character: Country Boy (uncredited)

Melville Cooper

Character: Doorman (uncredited)

Rudolph Anders

Character: Radio Operator (uncredited)

Sam Savitsky

Character: Colonel Petroff (uncredited)

Morgan Wallace

Character: Gardner (uncredited)

Bert Moorhouse

Character: 2nd Lieutenant (uncredited)

Frank Lackteen

Character: Customs Officer in Mexico (uncredited)

Belle Mitchell

Character: Mexican (uncredited)

Sam Ash

Character: Mexican (uncredited)

Lynton Brent

Character: Decoder (uncredited)

Cyril Ring

Character: Orderly (uncredited)

Rollo Dix

Character: Orderly (uncredited)

Michael Vallon

Character: Orderly (uncredited)

Monte Vandergrift

Character: Sailor (uncredited)

Larry Steers

Character: Partitioner (uncredited)

William Newell

Character: Carter's Receptionist (uncredited)

Gino Corrado

Character: Code Room Clerk (uncredited)

Johnny Arthur

Character: Code Room Clerk (uncredited)

Edward Earle

Character: Man in Code Room (uncredited)

Harry C. Bradley

Character: Cashier (uncredited)

David Burns

Character: German-Speaking Bellhop (uncredited)

Max Barwyn

Character: Boris Stronskoff - Russian Singer (uncredited)

Charles Coleman

Character: Café Doorman (uncredited)

Frank O'Connor

Character: Officer (uncredited)

Bob Perry

Character: G-Man (uncredited)

Leonid Snegoff

Character: Kaieneff (uncredited)

Guy Usher

Character: Ship's Captain (uncredited)

Henry Mowbray

Character: Diplomat (uncredited)

Lee Kohlmar

Character: Tailor (uncredited)

James P. Burtis

Character: Private (uncredited)

Al Bridge

Character: Sergeant (uncredited)

Arno Frey

Character: Army Officer (uncredited)

Lowden Adams

Character: Butler (uncredited)

Sherry Hall

Character: Pvt. Dean (uncredited)

Eileen O'Malley

Character: Red Cross Nurse (uncredited)

Eric Wilton

Character: Kesterman (uncredited)

Earl Eby

Character: G-Man (uncredited)

John Harmon

Character: Telegrapher (uncredited)

Harry 'Zoup' Welsh

Character: Barber (uncredited)

Jack Hatfield

Character: Drug Store Clerk (uncredited)