House on Haunted Hill (1959)
Producer and director William Castle is much more known for his gimmicks than he is for the actual movies he made. House on Haunted Hill , for example, had a gag called "Emergo", in which at a certain point in the movie a plastic skeleton would emerge from above the screen and float over the audience before being reigned back in. It was one of his more famous tricks, but the reason House on Haunted Hill has remained a Halloween classic all these years, other than the fact it is in the public domain, is that Castle managed to come up with a fun movie to go along with it. A millionaire names Frederick Loren (Vincent Price) rents a house owned by Watson Pritchard (Elisha Cook Jr.) for a party suggested by his wife Annabelle (Carol Ohmart). The house Pritchard owns is his family residence and is reputed to be haunted. Loren offers his guests - pilot Lance Schroeder (Richard Long), secretary Norah Manning (Carolyn Craig), psychologist Dr. David Trent (Alan Marshal) and columnis