Twins, good and evil, biological and symbolic, must be one of the hoariest movie devices. Doubles and doppelgangers abound throughout countless interesting thrillers. Hitchcock practically made them a stylistic signature and Brian De Palma picked up the torch with SISTERS and RAISING CAIN.
David Cronenberg did his part with DEAD RINGERS. SINGLE WHITE FEMALE mines the same territory and Bette Davis served double duty in several movies. When faced with this tired device in DOUBLE VISION, the greatest mystery in the mind of the viewer should not be "Whodunnit?" but "Why bother?"
Caroline (Kim Cattrall) is troubled by bad dreams. She and her twin sister, Lisa, are ...