Frederick Valk

Frederick Valk was a German-born Jewish stage and screen actor of Czech Jewish descent who fled to the United Kingdom in the late 1930s to escape Nazi persecution, and subsequently became a naturalised British citizen.
Cast

Outcast of the Islands
Hudig

The Flanagan Boy
Giuseppe Vecchi

The Patient Vanishes
Dr. Moger

Dead of Night
Dr. Van Straaten (Segment "Linking Story" & "The Ventriloquist's Dummy")

Saraband for Dead Lovers
The Elector Ernest Augustus

Dangerous Moonlight
Polish Bomber Commander

Wicked as They Come
Mr. Reisner

Secret Venture
Otto Weber

Magic Fire
Minister von Moll

Dear Mr. Prohack
Dr. Viega

Frenzy
Dr. Ivan Krasner

A Matter of Life and Death
RAF Chaplain (uncredited)

Top Secret
Rakov

Night Train to Munich
Gestapo Officer
Neutral Port
Captain Traumer

Gasbags
Sturmfuehrer

Hotel Reserve
Emil Schimler, alias Paul Heimberger
What Price Freedom
Commissar Krause

Traitor Spy
German Ambassador

Never Let Me Go
Kuragin

Thunder Rock
Dr. Kurtz

Ho scelto l'amore
il sacerdote del convento

The Colditz Story
Kommandant

Albert R.N.
Camp Kommandant

I Am a Camera
Doctor

The Magic Box
Maurice Guttenburg

Man: One Family
Saul

Mrs. Fitzherbert
King George III

The Young Mr. Pitt
Unknown

Zarak
Haji Khan