A despairing clown suffering a broken heart and a self-indulgent count who uncontrollably laughs learn to help each other with their problems, but both fall in love with the same young woman.
The deformed Phantom who haunts the Paris Opera House causes murder and mayhem in an attempt to make the woman he loves a star.
An insane surgeon's obsession with an actress leads him to replace her wounded pianist husband's hands with the hands of a knife murderer--hands which still have the urge to throw knives.