A fiendish killer lurks at the opera! Weird! Thrilling! The Master Minds of Crime Match Wits Against Each Other!
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.
Director: H. Bruce HumberstoneStarring: Warner Oland, Boris Karloff, Keye Luke, William Demarest
