This cult classic is finally out on blu-ray this week, and it still stands up as one of the nuttiest, most subversive comedies ever to pass as a horror movie. Directed by James Whale, who'd done the 1931 original in a fairly straightforward fashion and decided to go all out with the sequel, tossing in double entendres and camp characters, all of which went unnoticed by the oblivious public at the time. The transformation scene is still awe-inspiring.
Original trailer from 1935: