Lionel Atwill
Ivan Eigor

Glenda Farrell
Florence Dempsey

Allen Vincent
Ralph Burton

Fay Wray
Charlotte Duncan

Frank McHugh
Editor Jim

Edwin Maxwell
Worth, Eigor's bootlegger partner

Arthur Edmund Carewe
Professor Darcy

Gavin Gordon
George Winton

Matthew Betz
Hugo, deafmute sculptor

Holmes Herbert
Dr. Rasmussen

Claude King
Mr. Galatalin

William B. Davidson
Detective (Uncredited)

Guy Usher
Detective (Uncredited)

DeWitt Jennings
Police Captain, 12th Precinct

Robert Homans
Desk Sergeant, 12th Precinct

James Donlan
Morgue Attendant (Uncredited)

Thomas E. Jackson
Detective at Morgue

Frank Darien
Autopsy Surgeon (Uncredited)

Wallis Clark
Autopsy Surgeon's Assistant (Uncredited)

Monica Bannister
Joan Gale

Robert Emmett O'Connor
Police Sergeant by Christmas tree

Lon Poff
Tall Thin Henchman (Uncredited)

Max Barwyn
Museum Visitor (Uncredited)

Wade Boteler
Ambrose (Uncredited)

Otto Hoffman
Igor's Assistant (Uncredited)

Margaret Mann
Wax Figure of Queen Victoria (Uncredited)

Pat O'Malley
Plainclothesman (Uncredited)

Milton Kibbee
Reporter (Uncredited)

Harry C. Bradley
Reporter (Uncredited)

Lee Shumway
Policeman (Uncredited)

Frank Austin
Winton's Valet (Uncredited)

Walter Percival
Winton's Attorney (Uncredited)