Bruce Willis (John McClane)
Justin Long (Matt Farrell)
Timothy Olyphant (Thomas Gabriel)
Cliff Curtis (Bowman)
Maggie Q (Mai Linh)
Yorgo Constantine (Russo)
Andrew Friedman (Casper)
Kang Sung (Raj)
Matt O'Leary (Clay)
Cyril Raffaelli (Rand)
Jonathan Sadowski (Trey)
Chris Palermo (Del)
Zeljko Ivanek (Molina)
Jake McDorman (Jim)
Rosemary Knower (Mrs. Kaludis)
Gerald Downey (Hoover Agent)
Allen Maldonado (Goatee)
Jim Cantafio (Deli Owner)
Chris Ellis (Scalvino)
Regina McKee Redwing (Nearby Agent)
Tony Colitti (Chief Hazmat Agent)
Tim de Zarn (Police Sergeant)
Kurt David Anderson (Miller)
Nadine Ellis (Teller)
Ethan Flower (Trader)
Nick Jaine (Phone Guy)
Tim Russ (Chuck Summer)
Joe Gerety (Jack Parry)
Edward James Gage (On Duty PP Operator)
David Walrod (Deli Customer)
Edoardo Costa (Emerson)
John Reha (Slacker Kid)
Rick Cramer (MP Rodriguez)
Vito Pietanza (DC Cop)
Dennis Depew (DC Cop)
Howard Tyrone Ferguson (DC Cop)
John Lacy (EMT)
Diana Gettinger (FBI Dispatcher)
Melissa Knowles (Freeway Reporter)
Mary Elizabeth Winstead (Lucy McClane)
Kevin Smith (Warlock)
Yancey Arias (Agent Johnson)
Christina Chang (Taylor)