It would be funny to see Sam Jackson use his 'Snakes on a Plane' line inside Dead Rising before you rescue him:
"Enough is ENOUGH! I HAVE HAD IT WITH THESE MUTHAF--KIN' ZOMBIES IN THIS MUTHAF--KIN' MALL!"
Bruce Willis is also a good choice, having him go all John McClaine on a zombie.
But you cannot have a zombie movie without Tom Savini. Aside from Romero, he is the man.
Donnie Yen, Michelle Yeoh, Tony Jaa, Sammo Hung, Jackie Chan, Jet Li, and Cyril Raffelli can each deliver whup-ass to the walking dead.
Chuck Norris gets owned Muay Thai-styleYouTube video