Boris Karloff
Imhotep, alias Ardath Bey
Acting
Zita Johann
Helen Grosvenor / Princess Anck-es-en-Amon
Acting
David Manners
Frank Whemple
Acting
Arthur Byron
Sir Joseph Whemple
Acting
Edward Van Sloan
Dr. Muller
Acting
Bramwell Fletcher
Ralph Norton
Acting
Noble Johnson
The Nubian Servant
Acting
Kathryn Byron
Frau Muller
Acting
Leonard Mudie
Professor Pearson
Acting
James Crane
The Pharaoh
Acting
Henry Victor
The Saxon Warrior (scenes deleted)
Acting
Arnold Gray
Knight (scenes deleted)
Acting
Florence Britton
Nurse (uncredited)
Acting
Jack Deery
Party Guest (uncredited)
Acting
Bill Elliott
Party Guest (uncredited)
Acting
C. Montague Shaw
Gentleman #1 at Party (uncredited)
Acting
Leyland Hodgson
Gentleman #2 at Party (uncredited)
Acting
Eddie Kane
Inspector's Assistant (uncredited)
Acting
Tony Marlow
Police Inspector (uncredited)
Acting
George Regas
Egyptian at Princess Deathbed (uncredited)
Acting
Nick Shaid
Egyptian (uncredited)
Acting
Pat Somerset
Helen's Dancing Partner (uncredited)
Acting
Arthur Tovey
Nubian (uncredited)
Acting