Sh! The Octopus (1937) is a Mystery, Comedy, Horror film that follows comedy-mystery finds Detectives Kelly and Dempsey trapped in a deserted lighthouse with a group of strangers who are being terrorized by a killer octopus AND a mysterious crime figure named after the title sea creature. Sh! The Octopus is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 5.9 out of 10 from 18 votes. Fans of mystery movies may also want to explore similar titles below.