- Ian Wolfe - Henry Orlac, Stephen Orlac's Stepfather (Uncredited)
- Frank Darien - Lavin, Waxwork Proprietor (Uncredited)
- Murray Kinnell - Charles, Theatre Official (Uncredited)
- Rollo Lloyd - Varsac, Fingerprint Expert (Uncredited)
- Charles Trowbridge - Dr. Marbeau (Uncredited)
- Nell Craig - Suzanne (Uncredited)
- Robert Emmett Keane - Raoul (Uncredited)
- Agostino Borgato - Stage Doorman (Uncredited)
- Billy Gilbert - Autograph Seeker on Train (Uncredited)
- Hooper Atchley - Train Conductor (Uncredited)
- Maurice Brierre - Taxi Driver (Uncredited)
- Julie Carter - Nurse (Uncredited)
- Harvey Clark - Station Master (Uncredited)
- Michael Mark - Execution Official (Uncredited)
- Alphonse Ethier - Assistant Prefect (Uncredited)
- Matty Roubert - Newsboy (Uncredited)
- Otto Hoffman - Blind Man (Uncredited)
- Cora Sue Collins - Crippled Girl (Uncredited)
- Sarah Padden - Crippled Girl's Mother (Uncredited)
- Bernard Siegel - Man (Uncredited)
- Edward Norris - Man Outside Theatre of Horror (Uncredited)
- Mary Jo Mathews - Woman Outside Theatre of Horror (Uncredited)
- Russ Powell - Gendarme (Uncredited)
- Rolfe Sedan - Gendarme (Uncredited)
- Sam Ash - Detective Arresting Stephen (Uncredited)
- Roger Gray - Detective Arresting Stephen (Uncredited)
- Christian J. Frank - Detective Escorting Rollo on Train (Uncredited)
- Robert Graves - Detective Escorting Rollo on Train (Uncredited)
- Earl Pingree - Detective Interviewing Henry Orlac's Clerk (Uncredited)
- Theodore Lorch - Actor at Party (Uncredited)
- Carl Stockdale - Actor as 'The Rotary' (Uncredited)
- Ramsay Hill - Actor as 'Duke' (Uncredited)
- Marc Loebell - Actor as 'Prince' (Uncredited)
- Jacques Vanaire - Police Broadcaster (Uncredited)
- Monte Vandergrift - Audience Member (Uncredited)
- Clarence Wilson - Piano Creditor (Uncredited)
- Karl Freund
-
P.J. Wolfson, John L. Balderston
-
John W. Considine Jr.
- Dimitri Tiomkin
- David Snell
- Douglas Shearer
Peter Lorre interpreta a Doctor Gogol en la película.
Frances Drake interpreta a Yvonne Orlac en la película.
Colin Clive interpreta a Stephen Orlac en la película.
Ted Healy hace el papel de Reagan.
Sara Haden interpreta a Marie en la película.
Edward Brophy hace el papel de Rollo.
Henry Kolker interpreta a Prefect Rosset en la película.
Keye Luke interpreta a Dr. Wong en la película.
May Beatty interpreta a Françoise en la película.
Ian Wolfe interpreta a Henry Orlac, Stephen Orlac's Stepfather (Uncredited) en la película.
Edward Lippy interpreta a Pierre, Henry Orlac's Clerk (Uncredited) en la película.
Frank Darien interpreta a Lavin, Waxwork Proprietor (Uncredited) en la película.
Murray Kinnell hace el papel de Charles, Theatre Official (Uncredited).
Rollo Lloyd interpreta a Varsac, Fingerprint Expert (Uncredited) en la película.
Charles Trowbridge interpreta a Dr. Marbeau (Uncredited) en la película.
Nell Craig interpreta a Suzanne (Uncredited) en la película.
Robert Emmett Keane interpreta a Raoul (Uncredited) en la película.
Agostino Borgato interpreta a Stage Doorman (Uncredited) en la película.
Billy Gilbert interpreta a Autograph Seeker on Train (Uncredited) en la película.
Hooper Atchley interpreta a Train Conductor (Uncredited) en la película.
Maurice Brierre interpreta a Taxi Driver (Uncredited) en la película.
Julie Carter interpreta a Nurse (Uncredited) en la película.
Harvey Clark interpreta a Station Master (Uncredited) en la película.
Michael Mark interpreta a Execution Official (Uncredited) en la película.
Alphonse Ethier hace el papel de Assistant Prefect (Uncredited).
Matty Roubert interpreta a Newsboy (Uncredited) en la película.
Otto Hoffman hace el papel de Blind Man (Uncredited).
Cora Sue Collins interpreta a Crippled Girl (Uncredited) en la película.
Sarah Padden interpreta a Crippled Girl's Mother (Uncredited) en la película.
Mike Cantwell hace el papel de Man (Uncredited).
Bernard Siegel interpreta a Man (Uncredited) en la película.
Kay English interpreta a Woman (Uncredited) en la película.
Edward Norris interpreta a Man Outside Theatre of Horror (Uncredited) en la película.
Mary Jo Mathews interpreta a Woman Outside Theatre of Horror (Uncredited) en la película.
Russ Powell interpreta a Gendarme (Uncredited) en la película.
Rolfe Sedan interpreta a Gendarme (Uncredited) en la película.
Sam Ash hace el papel de Detective Arresting Stephen (Uncredited).
Roger Gray hace el papel de Detective Arresting Stephen (Uncredited).
Christian J. Frank interpreta a Detective Escorting Rollo on Train (Uncredited) en la película.
Robert Graves interpreta a Detective Escorting Rollo on Train (Uncredited) en la película.
Earl Pingree interpreta a Detective Interviewing Henry Orlac's Clerk (Uncredited) en la película.
Theodore Lorch interpreta a Actor at Party (Uncredited) en la película.
Carl Stockdale hace el papel de Actor as 'The Rotary' (Uncredited).
Ramsay Hill interpreta a Actor as 'Duke' (Uncredited) en la película.
Marc Loebell hace el papel de Actor as 'Prince' (Uncredited).
Jacques Vanaire interpreta a Police Broadcaster (Uncredited) en la película.
Monte Vandergrift interpreta a Audience Member (Uncredited) en la película.
Clarence Wilson interpreta a Piano Creditor (Uncredited) en la película.
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