John McClane

Bruce Willis

Matt Farrell

Justin Long

Thomas Gabriel

Timothy Olyphant

Bowman

Cliff Curtis

Mai Linh

Maggie Q

Lucy McClane

Mary Elizabeth Winstead

Trey

Jonathan Sadowski

Asst. Deputy Director Molina

Željko Ivanek

Warlock - Frederick Kaludis

Kevin Smith

Rand

Cyril Raffaelli

Casper

Andrew Friedman

Agent Johnson

Yancey Arias

Taylor

Christina Chang

Russo

Yorgo Constantine

Del

Christopher Palermo

Del

Chris Palermo

Raj

Sung Kang

Clay

Matt O'Leary

Jim

Jake McDorman

Chuck Summer

Tim Russ

Mrs. Kaludis

Rosemary Knower

Hoover Agent

Gerald Downey

Goatee

Allen Maldonado

Deli Owner

Jim Cantafio

Nearby Agent

Regina McKee Redwing

Capt. Jack Scalvino

Chris Ellis

Chief Hazmat Agent

Tony Colitti

Police Sergeant

Tim DeZarn

Miller

Kurt David Anderson

Teller

Nadine Ellis

Trader

Ethan Flower

Phone Guy

Nick Jaine

Jack Parry

Joe Gerety

On Duty PP Operator

Edward James Gage

Deli Customer

David Walrod

Emerson

Edoardo Costa

Slacker Kid

John Reha

MP Rodriguez

Rick Cramer

DC Cop

Vito Pietanza

DC Cop

Dennis Depew

DC Cop

Howard Tyrone Ferguson

EMT

John Lacy

FBI Dispatcher

Diana Gettinger

Freeway Reporter

Melissa Knowles

Robinson (uncredited)

Bryon Weiss

Jeffrey Wright

Newscaster (uncredited)

Elena Nikitina Bick

Gabriel's Henchman (uncredited)

Michael Papajohn

Chris O'Brocki

Gabriel's Main Terrorist (uncredited)

Charles Grisham

Jack van Landingham

Terrorist Blown Up by Fire Extinguisher (uncredited)

Andy Dylan

Terrorist Truck Driver (uncredited)

Peter Epstein

Terrorist (uncredited)

Chad Stahelski

Terrorist (uncredited)

Brock Little

Terrorist (uncredited)

Matt McColm

Assassin (uncredited)

Clay Cullen

FBI Special Agent (uncredited)

Mark Falvo

FBI Agent (uncredited)

Katherine Hoskins Mackey

FBI Agent (uncredited)

Alexander Kanellakos

FBI Agent (uncredited)

Jonathan Lane

FBI Tech Analyst (uncredited)

Carshénah Jefferson

SWAT Member with Walkie (uncredited)

Timothy 'TJ' James Driscoll

Police Officer (uncredited)

David Haverty

Police Officer (uncredited)

Brian Smyj

Concerned Citizen (uncredited)

Tamieka Chavis

Driver (uncredited)

Joe Bucaro III

Protestor (uncredited)

Patrick Michael Strange