Sylvester Stallone (Angelo "Snaps" Provolone)
Ornella Muti (Sofia Provolone)
Peter Riegert (Aldo)
Tim Curry (Dr. Thornton Poole)
Marisa Tomei (Lisa Provolone)
Don Ameche (Father Clemente)
Jim Mulholland (Oscar)
Tony Munafo (Frankie the Roach)
Sal Vecchio (Vendetti Hood)
Jackie Burch
Rick Avery (Vendetti's Driver)
Danny Goldstein (Cab Driver)
Tom Grant (2nd Reporter)
Bruce Davison
Joe Dante (Face on the Cutting Room Floor)
Louis D'Alto (3rd Reporter)
Marshall Bell (1st Reporter)
Chazz Palminteri (Connie)
Kurtwood Smith (Lieutenant Toomey)
Yvonne De Carlo (Aunt Rosa)
Ken Howard (Kirkwood)
William Atherton (Overton)
Martin Ferrero (Luigi Finucci)
Harry Shearer (Guido Finucci)
Sam Chew (Van Leland)
Mark Metcalf (Milhous)
Richard Romanus (Vendetti)
Joey Travolta (Ace)
Elizabeth Barondes (Theresa)
Jocelyn O'Brien (Nora)
Robert Lesser (Officer Keough)
Art La Fleur (Officer Quinn)
Richard Foronjy (Knucky)
Paul Greco (Schemer)
Arleen Sorkin (Manicurist)
Kai Wulff (Underwood Chauffeur)
Kirk Douglas (Provone Sr.)
Vincent Spano (Anthony Rossano)
Eddie Bracken (Five Spot Charlie)
Linda Gray (Roxanne)