Det. Martin Balsam
Callaghan (archive footage)
Father Sorendo
Judge
Lawyer
Mr. Pym
Sidney Rosenberg
Frather Howard
Grandpa
Cliff Dowling
Marty
Ben Kaplan
Max Silverman
Dr. Beck
Bennett Cross
Alexander Rostov
Mr. Beamish
Sheriff Virgil Baker
Jack Brady
Joel Aurnou
Captain Steffanelli
Questore Martorana
Elmer Babcock
David Franklin
Gen. Bello
Harry Strasberg
Isser Harel
Salluzzo
Arthur Haines
Louis B. Mayer
Henry Fancher
Inspector Jim Grant
Ira Davidoff
Ernie Weinberg
Joe Fiore
Prof. Ruzinsky
Daniel Cooper
Sam McKeever
Commissario
Giulianelli
Edward J. Reilly
Howard Simons
Commissioner Katroni
James Arthur Cummings
Petrus Lamb
Carlo Goja
Ben Montgomery
Signor Bianchi
T.C. Hollister
Harry Walden
Dr. Rudy Wells (uncredited) (archive footage)
Don Antonio Macaluso
Al Vescari
Dr. Rudy Wells
Jim Douglas
Capt. Caleb Sark
Jim Talley
District Attorney Turrisi
Giudice Aldo Sola
Haskins
Commissario Bonavia
Mr. Merriweather
Stanley Pulska
Col. Cathcart
Wade Hamilton
Admiral Husband E. Kimmel
Mayor Wilker
Uncle Harold
Ivor Belli
Michael Todd (voice)
Henry Mendez
Harry
Arnold
Lieut Cmdr. Chester Potter, M.D., U.S.N.
Everett Redman
Bernard B. Norman
Paul Girard
Sanford Kaufman
Joseph Feinberg
Police Chief Mark Dutton
O.J. Berman
Steve Jackson
Sergente Quintino Fornaciari
Private Det. Milton Arbogast
Mac Keeley, reporter
Dr. David Harris
Sgt. Baker
Juror 1
Francis Toohey
Charlie Malick
Gillette
Priest