Ray Stevenson (Danny Greene)
Vincent D'Onofrio (John Nardi)
Val Kilmer (Joe Manditski)
Christopher Walken (Shondor Birns)
Linda Cardellini (Joan Madigan)
Jason Butler Harner (Art Sneperger)
Vinnie Jones (Keith Ritson)
Tony Lo Bianco (Jack Licavoli)
Laura Ramsey (Ellie O'Hara)
Steven R. Schirripa (Mike Frato)
Paul Sorvino (Tony Salerno)
Mike Starr (Leo "Lips" Moceri)
Marcus Thomas (William "Billy" McComber)
Vinny Vella (Frank Brancato)
Brian Balzerini (Valet)
Cody Christian (Young Danny Greene)
Dante Wildern (Young Billy McComber)
Sean O'Reilly (Tony Lupero)
Vincent Angelini (Vic Centauro)
Grant Krause (Tommy Sinito)
Jeff Chase (Joe Buka)
Jim Porterfield (Stan Gilroy)
Nina Kircher (Merke's Secretary)
Loren Bass (Macleish)
Richard D. Jewell (Agent Mike Malloy)
John Seibert (Steve Marshak)
Greg Trzaskoma (Theatrical Grille Bartender)
John Hawkinson (Detective Podorski)
Jimmy Doom (Biker Bill)
Lise Lacasse (Mrs. Shaughnessy)
Arthur Cartwright (Leg Breaker)
Joey Albright (Garbage Man)
Walter L. Lindsey (Furniture Mover)
Douglas Minckiewicz (Kevin McKiernan)
Robert Skrok (Brendan Calhoun)
Ruth Crawford (Mrs. Birns)
Steven M. Goldsmith (Martin)
Renell White (Billy Cox)
Jeff Wolfe (Undercover Cop)
John Leo (Geoffrey Greene)
Al Corley (TV Reporter)
Michael Ogden (Julius)
Trevor Callaghan (Cleveland Kid)
Tony Darrow (Mikey Mendarolo)
Robert Davi (Ray Ferritto)
Fionnula Flanagan (Grace O'Keefe)
Bob Gunton (Jerry Merke)