Characters played by Peter Falk
Tony Pino
Characters played by Peter Boyle
Joe McGinnis
Characters played by Allen Garfield
Vinnie Costa
Characters played by Warren Oates
Specs O'Keefe
Characters played by Gena Rowlands
Mary Pino
Characters played by Paul Sorvino
Jazz Maffie
Characters played by Sheldon Leonard
J. Edgar Hoover
Characters played by Gerard Murphy
Sandy Richardson
Characters played by Kevin O'Connor
Stanley Gusciora
Characters played by Claudia Peluso
Gladys
Characters played by Patrick Hines
H. H. Rightmire
Characters played by Malachy McCourt
Mutt Murphy
Characters played by Walter Klavun
Daniels
Characters played by Randy Jurgensen
F.B.I. Agent
Characters played by John Brandon
F.B.I. Agent
Characters played by Earl Hindman
F.B.I. Agent
Characters played by John Farrell
F.B.I. Agent
Characters played by Leon Collins
Tap dancer
Characters played by Billy Masters
Jamie
Characters played by Robert Prosky
Cop in Police Lineup
Characters played by Harriet Rogers
(uncredited)