William Castle Double Feature: Homicidal/Mr. Sardonicus [Blu-ray]

"Two screamers from horror showman extraordinaire and king of the gimmicks William Castle. In Homicidal, a crafty lady murderer ($Jean Arless) uncovers a shocking family secret. And in Mr. Sardonicus, Gorslavian nobleman Sardonicus (Guy Rolfe) tells the story of how a botched exhumation led to the horrifying grin frozen on his face."