Dania Ramírez
Sadie
Jennifer Carpenter
Angela Vidal
Jay Hernandez
Jake
Steve Harris
Scott Percival
Greg Germann
Lawrence
Johnathon Schaech
George Fletcher
Columbus Short
Danny Wilensky
Andrew Fiscella
James McCreedy
Rade Šerbedžija
Yuri Ivanov
Bernard White
Bernard
Elaine Kagan
Wanda Marimon
Marin Hinkle
Kathy
Joey King
Briana
Jermaine Jackson
Nadif
Sharon Ferguson
Jwahir
Denis O'Hare
Randy
Stacy Chbosky
Elise Jackson
Jeannie Epper
Ms. Espinoza
Barry Sigismondi
Bob Orton
Rosine 'Ace' Hatem
Wounded Woman
Christian Svensson
Armed Guard
Scott Donovan
Armed Guard
Michael Potter
Chief of Police
Jane Park Smith
News Reporter
Bert Jernigan
Hazmat Guard
Doug Jones
Thin Infected Man
John C. Meier
Rappelling Guard
Troy Gilbert
Rappelling Guard
Shawn Driscoll
Firefighter
Bryan Ross
Firefighter
Robert Hall
Puppeteer
Benjamin Stockham
Infected Child
Michael Hyland
Video Guy
Josh Polizzi
National Guard
Ben Messmer
Griffin
Joe Fria
Anonymous Source (uncredited)