- Bull Anderson - Otto, museum janitor
- 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)
- Perry Ivins - Copy Editor (Uncredited)
- Margaret Mann - Wax Figure of Queen Victoria (Uncredited)
- Pat O'Malley - Plainclothesman (Uncredited)
- Milton Kibbee - Reporter (Uncredited)
- Harry C. Bradley - Reporter (Uncredited)
- Charles McMurphy - Policeman in Prison (Uncredited)
- Frank Fanning - Policeman (Uncredited)
- Dick Rush - Policeman (Uncredited)
- Lee Shumway - Policeman (Uncredited)
- William Wagner - Morgue Attendant's Assistant (Uncredited)
- Frank Austin - Winton's Valet (Uncredited)
- Walter Percival - Winton's Attorney (Uncredited)
- Michael Curtiz
- Carl Erickson
- Hal B. Wallis
- William Koenig
- Leo F. Forbstein
Lionel Atwill hace el papel de Ivan Eigor.
Glenda Farrell hace el papel de Florence Dempsey.
Allen Vincent hace el papel de Ralph Burton.
Fay Wray interpreta a Charlotte Duncan en la película.
Frank McHugh interpreta a Editor Jim en la película.
Edwin Maxwell hace el papel de Worth, Eigor's bootlegger partner.
Arthur Edmund Carewe interpreta a Professor Darcy en la película.
Gavin Gordon interpreta a George Winton en la película.
Matthew Betz interpreta a Hugo, deafmute sculptor en la película.
Bull Anderson interpreta a Otto, museum janitor en la película.
Holmes Herbert hace el papel de Dr. Rasmussen.
Claude King hace el papel de Mr. Galatalin.
William B. Davidson hace el papel de Detective (Uncredited).
Guy Usher hace el papel de Detective (Uncredited).
DeWitt Jennings interpreta a Police Captain, 12th Precinct en la película.
Robert Homans interpreta a Desk Sergeant, 12th Precinct en la película.
James Donlan hace el papel de Morgue Attendant (Uncredited).
Thomas E. Jackson interpreta a Detective at Morgue en la película.
Frank Darien interpreta a Autopsy Surgeon (Uncredited) en la película.
Wallis Clark interpreta a Autopsy Surgeon's Assistant (Uncredited) en la película.
Monica Bannister interpreta a Joan Gale en la película.
Robert Emmett O'Connor hace el papel de Police Sergeant by Christmas tree.
Lon Poff hace el papel de Tall Thin Henchman (Uncredited).
Max Barwyn interpreta a Museum Visitor (Uncredited) en la película.
Wade Boteler interpreta a Ambrose (Uncredited) en la película.
Otto Hoffman hace el papel de Igor's Assistant (Uncredited).
Perry Ivins interpreta a Copy Editor (Uncredited) en la película.
Margaret Mann hace el papel de Wax Figure of Queen Victoria (Uncredited).
Pat O'Malley hace el papel de Plainclothesman (Uncredited).
Milton Kibbee interpreta a Reporter (Uncredited) en la película.
Harry C. Bradley hace el papel de Reporter (Uncredited).
Charles McMurphy interpreta a Policeman in Prison (Uncredited) en la película.
Frank Fanning interpreta a Policeman (Uncredited) en la película.
Dick Rush interpreta a Policeman (Uncredited) en la película.
Lee Shumway interpreta a Policeman (Uncredited) en la película.
William Wagner interpreta a Morgue Attendant's Assistant (Uncredited) en la película.
Frank Austin hace el papel de Winton's Valet (Uncredited).
Walter Percival interpreta a Winton's Attorney (Uncredited) en la película.
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