Lon Chaney Jr.

as Kharis

Peter Coe

as Dr. Ilzor Zandaab

Virginia Christine

as Princess Ananka

Kay Harding

as Betty Walsh

Dennis Moore

as Dr. James Halsey

Martin Kosleck

as Ragheb

Kurt Katch

as Cajun Joe

Addison Richards

as Maj. Pat Walsh

Holmes Herbert

as Dr. Cooper

William Farnum

as The Sacristan

Charles Stevens

as Achilles

Napoleon Simpson

as Goobie

Eddie Abdo

as Pierre (uncredited)

Enrique Acosta

as Bit (uncredited)

Julius Aicardi

as Bit (uncredited)

Sam Appel

as Bit (uncredited)

Eumenio Blanco

as Worker (uncredited)

Nina Bara

as Young Cajun Woman at Cafe (uncredited)

Oscar Blank

as Bit (uncredited)

Budd Buster

as Cajun standing at bar, smoking pipe (uncredited)

Sam Calpriest

as Bit (uncredited)

Henry Carr

as Bit (uncredited)

Steve Cavalieri

as Bit (uncredited)

Bert Cefali

as Bit (uncredited)

Ann Codee

as Tante Berthe (uncredited)

James Crane

as The Pharaoh in Flashback (archive footage / uncredited)

John Dako

as Bit (uncredited)

Rod De Medici

as Bit (uncredited)

Ray De Ravenne

as Bit (uncredited)

Armand Delmar

as Bit (uncredited)

George L. Derrick

as Bit (uncredited)

Heenan Elliott

as Construction Worker (uncredited)

Ted Elliott

as Bit (uncredited)

Al Ferguson

as Construction Worker (uncredited)

Arthur J. Flaven

as Bit (uncredited)

Jay Gerard

as Bit (uncredited)

Otto Gervice

as Bit (uncredited)

Cliff Herd

as Bit (uncredited)

Herbert Heywood

as Hill - Foreman (uncredited)

John Impolito

as Bit (uncredited)

Boris Karloff

as Kharis in Flashback (archive footage / uncredited)

Manuel Lopez

as Bit (uncredited)

Jack Lorenz

as Bulldozer Driver (uncredited)

John Marlin

as Bit (uncredited)

Earl Montgomery

as Bit (uncredited)

Mike Morelli

as Barfly (uncredited)

Anthony Natale

as Bit (uncredited)

Ernesto Palmese

as Bit (uncredited)

Dario Piazza

as Bit (uncredited)

Paul Rochin

as Bit (uncredited)

Joe Rubino

as Bit (uncredited)

Tony Santoro

as Ulysses (uncredited)

Hector V. Sarno

as Cajun in Cafe (uncredited)

Phil Shepard

as Bit

Renato Siauss

as Bit (uncredited)

Charles Soldani

as Barfly (uncredited)

Armand Tanny

as Bit (uncredited)

Sid Troy

as Bit (uncredited)

Tom Tyler

as Kharis in Flashback (archive footage / uncredited)

Ernesto Zambrano

as Bit (uncredited)