Filmmakers
Above the lineWN
Director
William Nigh
HB
Screenplay
Houston Branch
HN
Cinematography
Harry Neumann
Director of Photography
RS
Editing
Russell F. Schoengarth
Editor
EK
Music
Edward J. Kay
Original Music Composer
Cast
22BK
Boris Karloff
James Lee Wong
GW
Grant Withers
Police Capt. Sam Street
MJ
Maxine Jennings
Myra Ross
EB
Evelyn Brent
Olga Petroff / Countess Dubois / Sophie Dome
GL
George Lloyd
Devlin
LP
Lucien Prival
Anton Mohl
JP
John St. Polis
Carl Roemer
WG
William Gould
Theodore Meisle
HA
Hooper Atchley
Christian Wilk
JH
John Hamilton
Simon Dayton
WM
Wilbur Mack
Russell
LF
Lee Tung Foo
Tchin
LB
Lynton Brent
Tommy
GW
Grace Wood
Mrs. Roemer
FB
Frank Bruno
Lescardi (uncredited)
EC
Ed Cassidy
Ambulance Doctor (uncredited)
WC
Wheaton Chambers
Chemistry Lab Director (uncredited)
CC
Clancy Cooper
Warehouse Man (uncredited)
GD
George DeNormand
John (uncredited)
LD
Lester Dorr
Coroner (uncredited)
HE
Herbert Evans
Wilk's Butler (uncredited)
DR
Dick Reinhart
Dock Worker (uncredited)
Departments
11Production
- William T. LackeyProducer
- Scott R. DunlapProducer
- Scott R. DunlapProduction Manager
- Charles J. BigelowProduction Manager
Art
- Harry GrundstrumProps
Costume & Make-Up
- Gordon BauMakeup Artist
Crew
- E.R. HicksonTechnical Supervisor
Writing
- Hugh WileyOriginal Story
Directing
- W.B. EasonAssistant Director