All Cast
Henry Daniell
Dr. Emil Zurich
Valerie French
Alison Drake
Grant Richards
Lt. Jeff Rowan
Paul Wexler
Zutai
Eduard Franz
Jonathan Drake
Frank Gerstle
Det. Lee Coulter
Lumsden Hare
Rogers, the butler
Howard Wendell
Dr. George Bradford
Paul Cavanagh
Kenneth Drake
Jonathan Hole
Funeral Director (uncredited)
Arthur Tovey
Minister at Funeral (uncredited)
Bert Stevens
Mourner at Funeral (uncredited)
Hans Moebus
Mourner (uncredited)