Merle Oberon

Character: Nicole Larsen

Brian Aherne

Character: Capt. Allan Lowell

Carl Esmond

Character: Maj. Paul Dichter

Isobel Elsom

Character: Rose Lindstrom

Fritz Leiber

Character: Dr. Aanrud

Erville Alderson

Character: Soren

Erik Rolf

Character: Ole

Reinhold Schünzel

Character: Col. Kurt von Elser

Richard Ryen

Character: Dr. Hoff

Lewis Wilson

Character: Dr. Kleinich

Fern Emmett

Character: Dress Designer (uncredited)

Byron Foulger

Character: Norwegian Shopkeeper (uncredited)

Hans Heinrich von Twardowski

Character: Nazi Captain (uncredited)

John Elliott

Character: Norwegian patient

Greta Granstedt

Character: Girl assistant

William Phillips

Character: Edvard, Aanrud's assistant

Pietro Sosso

Character: Janitor

Conrad Binyon

Character: Boy

Arno Frey

Character: Sergeant

Eric Feldary

Character: Private

Henry Rowland

Character: Private

Hans von Morhart

Character: German guard

Ethel Griffies

Character: Nurse

Walter Thiele

Character: Orderly

John Royce

Character: German orderly

Frederic Brunn

Character: German guard

Lloyd Ingraham

Character: Elderly Norwegian man

Louis Adlon

Character: Nazi lieutenant

Niels Bagge

Character: Thorsten

Rex Williams

Character: Young Nazi officer

Otto Reichow

Character: Young Nazi officer

Fern Emmett

Character: Dress designer

Guy Kingsford

Character: Submarine commander

Louis Jean Heydt

Character: First Norwegian (uncredited)

Nelson Leigh

Character: Blake