Twisted Nerve (1968) opening credits

You might not remember what you've seen in a film with a Bernard Herrmann score, but you'll probably remember what you heard. Like the taunting rhythms of the title music to Sisters (1973; 3:15 + 7:30 pm), Brian De Palma's diabolical thriller about a beautiful pair of divided Siamese siblings who give added meaning to the term "evil twin."