The Secret of the Blue Room › Cast
Paul Lukas
Captain Walter Brink
Lionel Atwill
Robert von Helldorf
Gloria Stuart
Irene von Helldorf
Edward Arnold (actor)
Commissioner Forster
Onslow Stevens
Frank Faber
William Janney
Thomas Brandt
Robert Barrat
Paul - the Butler
Muriel Kirkland
Betty - the Maid
Russell Hopton
Max - the Chauffeur
Elizabeth Patterson (actress)
Mary - the Cook
Anders Van Haden
The Stranger
James Durkin
Kruger - the Commissioner's Assistant