Arnold Schwarzenegger
Mark Kaminski / Joseph P. Brenner
Sam Wanamaker
Luigi Patrovita
Darren McGavin
Chief Harry Shannon
Joe Regalbuto
Marvin Baxter
Mordecai Lawner
Marcellino
Steven Hill
Martin Lamanski
Blanche Baker
Amy Kaminski
Louise Robey
Lamanski's Girl
George P. Wilbur
Killer #1
Lorenzo Clemons
Washington 2nd Sergeant
Norman Max Maxwell
Fake State Trooper
Gary Houston
Patrovita Thug
Greg Noonan
Patrovita Thug
Cedric Guthrie
Agent with Shannon
Brooks Gardner
Elevator Operator
Howard Elfman
Bomb Squad officer
John Hateley
Trooper (Double)
Joel Kramer
Brenner (Double)
Bill McIntosh
Bodyguard #2
Clifford Happy
Tony's Bodyguard
Michael Adams
Patrovita's Bodyguard
Dean Smith
Patrovita's Double
Alex Ross
Stationwagon Driver
Socorro Santiago
Nurse at Center
Richard McGough
Baker's Partner
R. Pickett Bugg
Lookout Gangster
Sven-Ole Thorsen
Patrovita's Bearded Bodyguard (uncredited)
Peter Kent
Thug shot dead onto garbage cans at rock quarry (uncredited)
Dimitrius Pulido
Body Guard (uncredited)
Gary Olson
Lamanski's Driver
Sven-Ole Thorsen
Mike Johnson