what films did Boris Karloff act in? Frankenstein, The Mummy, The Raven, Black Sabbath, Son of Frankenstein, The Black Cat, The Body Snatcher, The Old Dark House, House of Frankenstein, Abbott and Costello Meet Dr. Jekyll and Mr. Hyde, The Comedy of Terrors, Abbott and Costello Meet the Killer, Boris Karloff, Isle of the Dead, Bedlam, The Mask of Fu Manchu, The Lost Patrol, Lured, Charlie Chan at the Opera, The Ghoul, The Walking Dead, The Invisible Ray, Unconquered, The Ape, Black Friday, The Black Room, The Haunted Strangler, The Man They Could Not Hang, The Fatal Hour, Doomed to Die, The Devil Commands, British Intelligence, The Strange Door