Rocky (1976)

Rocky Balboa (Sylvester Stallone), a Philadelphia boxer, is but one step removed from total bum-hood. A once-promising pugilist, Rocky is now taking nickel-and-dime bouts and running strongarm errands for local loan sharks to survive. Even his supportive trainer, Mickey (Burgess Meredith), has given up on Rocky. All this changes thanks to Muhammad Ali-like super-boxer Apollo Creed (Carl Weathers). With the Bicentennial celebration coming up, Creed must find a "Cinderella" opponent for the big July 4th bout - some unknown whom Creed can "glorify" for a few minutes before knocking him cold...