One of our favorite portmanteau-themed horror flicks is "The House That Dripped Blood". Released in 1971 by Amicus,the rival studio to Hammer Films, the movie is constructed of eerie short stories populated by a great cast: Christopher Lee, Peter Cushing, John Pertwee, Nyree Dawn Porter and Denholm Elliott. Shout! Factory has a terrific Blu-ray. Click here to order from Amazon.
Read Tim Greaves' in-depth story behind the film in Cinema Retro issue #47.