Crime Mystery Thriller
A dangerous amnesiac escapes from an asylum, hides in the opera house, and is suspected of getting revenge on those who tried to murder him 13 years ago.
Directed by
H. Bruce Humberstone
Written by
Charles S. Belden
Keye Luke
Lee Chan
Boris Karloff
Gravelle
Marc Lawrence
Undetermined Minor Role (uncredited) (unconfirmed)
Benson Fong
Opera Supernumerary (uncredited)
William Demarest
Sergeant Kelly
Oscar Levant
Charlotte Henry
Mlle. Kitty
Joan Woodbury
Dancer in Opera (uncredited)
John Bleifer
Murdered Orderly (uncredited)
Warner Oland
Charlie Chan
Jim Farley
Detective (uncredited)
Thomas Beck
Phil Childers
Gregory Gaye
Enrico Borelli
Guy Usher
Inspector Regan
Maurice Cass
Mr. Arnold
Tom McGuire
Pop Morris - Stage Doorman
Otto Fries
Innkeeper (uncredited)
Frank Conroy
Mr. Whitely
Bud Geary
Cop (uncredited)
Nedda Harrigan
Mme. Lucretia Borelli
Margaret Irving
Mme. Lilli Rochelle
Stanley Blystone
Backstage Cop Who Shoots Gravelle (uncredited)
Adolph Faylauer
Opera Spectator (uncredited)
William Bailey
Detective (uncredited)
Julia Griffith
Opera Spectator (uncredited)
J. C. Fowler
Opera Spectator (uncredited)
Frank Fanning
Cop (uncredited)
Charles Bancroft
Soldier in Opera (uncredited)
Myrta Bonillas
Villager in Opera (uncredited)
Raymond Brown
Guard (uncredited)
Carita Crawford
Dancer in Opera (uncredited)
Patrick Cunning
Villager in Opera (uncredited)
Zari Elmassian
Mme. Rochelle (singing voice) (uncredited)
Larry Fisher
Cop (uncredited)
Milton Gowman
Villager in Opera (uncredited)
Herschel Graham
Villager in Opera (uncredited)
Harrison Greene
Detective (uncredited)

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