Lon Chaney Jr.Kharis

Peter CoeDr. Ilzor Zandaab

Virginia ChristinePrincess Ananka

Kay HardingBetty Walsh

Dennis MooreDr. James Halsey

Martin KosleckRagheb

Kurt KatchCajun Joe

Addison RichardsMaj. Pat Walsh

Holmes HerbertDr. Cooper

William FarnumThe Sacristan

Charles StevensAchilles

Napoleon SimpsonGoobie

Eddie Abdo

Enrique Acosta

Julius Aicardi

Sam Appel

Eumenio Blanco

Nina Bara

Oscar Blank

Budd Buster

Sam Calpriest

Henry Carr

Steve Cavalieri

Bert Cefali

Ann Codee

James Crane

John Dako

Rod De Medici

Ray De Ravenne

Armand Delmar

George L. Derrick

Heenan Elliott

Ted Elliott

Al Ferguson

Arthur J. Flaven

Jay Gerard

Otto Gervice

Cliff Herd

Herbert Heywood

John Impolito

Boris Karloff

Manuel Lopez

Jack Lorenz

John Marlin

Earl Montgomery

Mike Morelli

Anthony Natale

Ernesto Palmese

Dario Piazza

Paul Rochin

Joe Rubino

Tony Santoro

Hector V. Sarno

Phil ShepardBit

Renato Siauss

Charles Soldani

Armand Tanny

Sid Troy

Tom Tyler

Ernesto Zambrano

Leslie GoodwinsDirector

Bernard SchubertScreenplay

Dwight V. BabcockAdaptation & Original Story

Leon AbramsAdaptation & Original Story

Louis HermanDialogue

Griffin JayCharacters

Maxwell ShaneCharacters

John L. BalderstonCharacters

Nina Wilcox PutnamCharacters

Richard SchayerCharacters

Ben PivarProducer