 Its negative was cut incorrectly by a student, who failed to leave enough negative frames to allow for hot splicing.A professor asked Thelma Schoonmaker, who was also participating in the summer program, to help Scorsese.Schoonmaker worked with him on his first feature film "Who's That Knocking at My Door" (1967) and in 1980, she won an Academy Award for Best Film Editing for "Raging Bull" (1980).