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Cast and credits of
The Invisible Ray
21
Pictures
Directed by
Lambert Hillyer
Starring
Boris Karloff
Dr. Janos Rukh (as Karloff)
Bela Lugosi
Dr. Felix Benet
Frances Drake
Diana Rukh
Frank Lawton
Ronald Drake
Violet Kemble Cooper
Mother Rukh
Walter Kingsford
Sir Francis Stevens
Beulah Bondi
Lady Arabella Stevens
Frank Reicher
Professor Meiklejohn (Mendelssohn in end credits)
Paul Weigel
Monsieur Noyer
Georges Renavent
Chief of the Surete (as Georges Renevant)
Ernie Adams
(uncredited)
May Beatty
Mme. LeGrand (uncredited)
Ted Billings
Counterman (uncredited)
Helen Brown
Blind Girl's Mother (uncredited)
André Cheron
Surete Official Checking Names (uncredited)
Alex Chivra
Cook (uncredited)
Jean De Briac
Gendarme (uncredited)
Dudley Dickerson
Safari Member (uncredited)
Charles Fallon
Gentleman (uncredited)
Robert Graves
Gendarme (uncredited)
Winter Hall
Minister (uncredited)
Daniel L. Haynes
Rukh's Head Bearer (uncredited)
Isabel La Mal
Bystander (uncredited)
Alphonse Martell
Surete Official Checking Names (uncredited)
Etta McDaniel
Diane's Safari Attendant (uncredited)
Walter Miller
Derelict (uncredited)
Edward Reinach
Scientist (uncredited)
Hans Schumm
Clinic Valet (uncredited)
Ynez Seabury
Celeste (uncredited)
Adele St. Maur
Mme. Noyer (uncredited)
Fred 'Snowflake' Toones
Native First Seeing Rukh Glow (uncredited)
Ray Turner
Bearer with Geiger-Counter (uncredited)
Nydia Westman
Briggs (uncredited)
Lloyd Whitlock
Scientist (uncredited)
Written by
John Colton
(screenplay)
Howard Higgin
(original story)