- Country: USA
- Genres: Drama
- Release: 1944-06-01
- Director: William Cameron Menzies
- Writers: Herbert Dalmas , Kressmann Taylor
- Language: English | German
- Stars: Paul Lukas , Mady Christians , Morris Carnovsky (1897–1992) , Carl Esmond , Peter van Eyck , K.T. Stevens , Emory Parnell , Mary Young , Frank Faylen , Charles Halton
- Runtime: 75 min
- Awards: Nominated for 2 Oscars. 2 nominations total
- AKA: Domicilio desconocido (Argentina) , Address Unknown (Canada) , Adresse ukjent (Norway) , Адрес неизвестен , Address Unknown , Domicilio desconocido (Mexico) , Agnostos diefthynsis (Greece) , Adres nieznany (Poland) , Άγνωστος διεύθυνσις (Greece) , Direcção Desconhecida (Portugal, Portuguese Republic) , Endereço Desconhecido (Brazil) , Address Unknown (United Kingdom) , Address Unknown (United States of America)
- Plot: Martin Schulz (Paul Lukas), a German/American art dealer, returns to Germany at the outbreak of World War Two, adopts the Nazi propaganda philosophy, refuses to protect the Jewish fiancee, Griselle Eisenstein (K.T. Stevens), of his son Heinrich Schulz (Peter Van Eyck), who has stayed in America to run the family business - and ultimately falls victim to the Gestapo himself.
- IMDB:tt0036581
Address Unknown Cast · · · ALL
William Cameron Menzies
Director
Paul Lukas
Martin Schulz
Carl Esmond
Baron von Friesche
Peter van Eyck
Heinrich Schulz
Mady Christians
Elsa Schulz
Morris Carnovsky
(1897–1992)
Max Eisenstein
K.T. Stevens
Griselle Eisenstein
Emory Parnell
Postman
Mary Young
Mrs. Delaney
Frank Faylen
Jimmie Blake
Charles Halton
Censorial Pipsqueak
Erwin Kalser
Stage Director
Frank Reicher
Professor Schmidt
Larry Olsen
Youngest Schulz Boy
Gary Gray
Hugo Schulz
Fred Aldrich
Rock-Tossing-Rioter (uncredited)
Louis V. Arco
Nazi Party Member (uncredited)
Martha Bamattre
Cook (uncredited)
Sven Hugo Borg
Angry German at Play (uncredited)
Vernon Dent
Nazi Party Member (uncredited)
Carl Ekberg
Chauffeur (uncredited)
Fred Essler
(1895–1973)
Minister (uncredited)
Fred Farrell
Gateman (uncredited)
Arno Frey
German (uncredited)
Hans Fuerberg
Footman (uncredited)
Curt Furberg
Nazi Party Member and Guest (uncredited)