Cast
Richard Greene
Sir Ronald Burton / Richard Beckett
Boris Karloff
Dr. Meissen
Stephen McNally
Count Karl von Bruno
Rita Corday
Countess Elga von Bruno
Lon Chaney Jr.
Gargon
John Hoyt
Count Steiken
Michael Pate
Count Ernst von Melcher
Nancy Valentine
Therese von Wilk
Tudor Owen
Romley
Henry Corden
Fender
Otto Waldis
Innkeeper Krantz
RE
Roy Engel
Burgher
LD
Leslie Denison
Sir David Layton (uncredited)
BS
Bernard Szold
Koppich (uncredited)
Jack Perrin
Hunter (uncredited)
FB
Forrest Burns
Guard (uncredited)
CH
Chuck Hamilton
Guard (uncredited)
JR
John Roy
Guard (uncredited)
VR
Victor Romito
Guard (uncredited)
Crew
Nathan Juran
Directing
JS
Jerry Sackheim
Writing
William Alland
Production
JS
Jerry Sackheim
Writing
Irving Glassberg
Camera
RFS
Russell F. Schoengarth
Editing
BH
Bernard Herzbrun
Art
AS
Alfred Sweeney
Art
Bud Westmore
Costume & Make-Up
JSO
Joan St. Oegger
Costume & Make-Up
JG
Joseph Gershenson
Sound
OE
Oliver Emert
Art
RAG
Russell A. Gausman
Art
William Lava
Sound
HJS
Hans J. Salter
Sound
PS
Paul Sawtell
Sound
Frank Skinner
Sound
Paul Dessau
Sound
CP
Charles Previn
Sound
MR
Milton Rosen
Sound
RR
Ray Romero
Costume & Make-Up
LIC
Leslie I. Carey
Sound
JL
Joe Lapis
Sound
DSH
David S. Horsley
Visual Effects
WH
William Holland
Directing
