Anthony Bergdorf
Barabbas
The Millionaire
Max Monetti
Nick Garcos
Martin Rome
Casey Mayo
Mr. Brown
Lt. Dave Santini
Self (archive footage) (uncredited)
Frank W. Wiecek
Don Emilio Barzini
Bill Locklin
Tony Bardeman
Eddie Rico
Dr. William 'Bill' Sutton
Bert Galvin
Nick Magellan
Fred Rowan
Lt. Dave Santini
Tony Moreno
Aldo Alfredo
Lt. Angelo Canelli
Pvt. Rivera
Capt. Davis
Chris Conlon
Bruno Felkin
Larry O'Brien
James 'Jim' Henry
Johnny Denton
Cpl. Milo Trubee
William H. 'Bill' O'Connell
Self (archive footage) (uncredited)
Richard Conte
Nick Gusto
Padulo
Don Corrasco
Barzini
Lawyer Sartori
Diaz
Riccardo Sogliani
Paul Clermont
Dr. Stone
Steven Jameson
Peter Wells
Mazzanti
Nick Rocco
Tony Casselli
Lt. Tom Flagler
Dr. Alexander Meade
Dr. Philip Neal
Michael
Crito
Exorcist
Mel Phillips
Leonard Ashley
David Wheeler
John Gillmore
Don Antonio Marchesi
Alberto 'Big Al' Anastasia
Reid Kimble
Felipe Rivera
Bruno
Harvey Barron
Detective Dupere
Jan Morrell
Nahum
Ritchie
Psychiatrist (uncredited)
Pvt. John Bartek
Lt. Bradford
Self (archive footage) (uncredited)
Nicolo - Italian POW
Jack Sallas
Phil Clifford
Michael Girard
Edward Hall
Frank Burns
Self
Arnie Seeger
Martin Crawford
Jeff Ryder
Jimmy Ringo
Victor Ragar/Romak
Don Emilio Barzini
Paul Dunnell
Detective Lieut. Butter
Jeff Hoffman