Stephen F. Verona Director, Screenwriter, Producer Martin Davidson Director, Screenwriter Perry King David `'Chico'` Tyrell Actor Sylvester Stallone Stanley Rosiello Actor Henry Winkler Butchey Weinstein Actor Paul Mace Wimpy Murgalo Actor Susan Blakely Jane Bradshaw Actor Paul Jabara Crazy Cohen Actor Dolph Sweet Mr. Rosiello Actor Maria Smith Frannie Malincanico Actor Muffie Meyer Film Editing Stan Siegel Film Editing Joseph Mangine Original Music Edward Lachman Original Music Joseph Brooks Original Music Glenda Ganis Art Director, Costume Design