Nicole Larsen

Merle Oberon

Capt. Allan Lowell

Brian Aherne

Maj. Paul Dichter

Carl Esmond

Rose Lindstrom

Isobel Elsom

Dr. Aanrud

Fritz Leiber

Soren

Erville Alderson

Ole

Erik Rolf

Col. Kurt von Elser

Reinhold Schunzel

Dichter's Chauffeur

William Martin

Dr. Hoff

Richard Ryen

Dr. Hoff

Dick Ryan

Dr. Kleinich

Lewis Wilson

Dress Designer (uncredited)

Fern Emmett

Norwegian Patient

John Elliott

Norwegian Shopkeeper (uncredited)

Byron Foulger

Girl Assistant

Greta Granstedt

Nazi Captain (uncredited)

Hans Heinrich von Twardowski

Aanrud's Assistant

William 'Bill' Phillips

Janitor

Pietro Sosso

Small Boy

Conrad Binyon

Edvard, Aanrud's assistant

William Phillips

Sergeant

Arno Frey

Private

Eric Feldary

Private

Henry Rowland

German Guard

Hans von Morhart

Nurse

Ethel Griffies

Orderly

Walter Thiele

German Orderly

John Royce

German Guard

Frederic Brunn

Elderly Norwegian man

Lloyd Ingraham

Nazi Lieutenant

Louis Adlon

Thorsten

Niels Bagge

Young Nazi Officer

Rex Williams

Young Nazi Officer

Otto Reichow

Submarine commander

Guy Kingsford

Justice of the Peace

Bob McKenzie

Blake

Nelson Leigh

Norwegian

Louis Jean Heydt

Cipher Expert

George O'Flaherty

Cipher Expert

Emerson Fisher-Smith

Blakeley

Tom Stevenson

Col. Wallace

Miles Mander

Ship's Captain

Evan Thomas

Capt. Langdon

Larry Parks

Lieutenant Colonel

Marten Lamont

Jr. Officer

Rolf Lindau

Capt. Lungden

Charles Irwin

Nazi Captain

Hans Heinrich VonTwardowski

Commando

Paul Langton

Commando

Gordon Clark

Schmidt

Sven Hugo Borg

English Officer

Paul Power

English Officer

Leslie Denison

Irish Top Sergeant.

Pat Moriarity