Photo: Courtesy Everett Collection The costume designer cooked the spaghetti for A Woman Under the Influence’s big breakfast scene. At one point, the script supervisor found herself operating a camera. A recent college grad hired to help paint the set wound up overseeing the entire lighting operation. “We all did everything,” says Elaine Kagan, one of the few people who was part of the movie from its earliest days, transcribing John Cassavetes’s dialogue in shorthand as the director paced