Bruce Willis
Timothy Olyphant
Justin Long
Maggie Q
Cliff Curtis
Jonathan Sadowski
Andrew Friedman
Kevin Smith
Yorgo Constantine
Cyril Raffaelli
Bruce Willis as Det. John McClane
Timothy Olyphant as Thomas Gabriel
Justin Long as Matthew Farrell
Maggie Q as Mai Lihn
Cliff Curtis as Deputy Director Miguel Bowman
Jonathan Sadowski as Trey
Andrew Friedman as Casper
Kevin Smith as Frederick Kaludis - 'Warlock'
Yorgo Constantine as Robert Russo
Cyril Raffaelli as Rand
Chris Palermo as Del
Mary Elizabeth Winstead as Lucy McClane
Sung Kang as Raj
Zeljko Ivanek as Molina
Christina Chang as Taylor