Ben Gazzara
as Al Capone
Harry Guardino
Susan Blakely
Sylvester Stallone
as Frank Nitti
John Cassavetes
as Frankie Yale
Frank Campanella
John Orchard
Carmen Argenziano
as Jack McGurn
George Chandler
Royal Dano
Joe De Nicola
Angelo Grisanti
as Angelo Genna
Peter Maloney
as Jake Guzik
Dick Miller
as Joe Pryor
Steve Carver
as Director
Howard Browne
as Writer