Charlie Chan at the Opera
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.
- Country : United States of America
- Genre : Crime, Mystery, Thriller
- Director : H. Bruce Humberstone
- Cast : Warner Oland, Boris Karloff, Keye Luke, William Demarest, Guy Usher, Margaret Irving