Davis Okoye
Dr. Kate Caldwell
Claire Wyden
Harvey Russell
Brett Wyden
Burke
Dr. Kerry Atkins
Nelson
Colonel Blake
Connor
Amy
Zammit
Agent Park
Garrick
Taylor
George
Communications Officer
Radar Officer
First MP
Second MP
Officer
C-17 Pilot
Captain Evans
Police Captain
Kaplan
Commanding Officer
Pilot
Co-Pilot
Soldier with SAT Phone
Air Force Captain
HLN Reporter
San Diego Newscaster #1
San Diego Newscaster #2
San Diego Reporter
Reporter on the Ground
Local Chicago Reporter
Mt. Rushmore Reporter
Zoo Reporter
Willis Tower Reporter
Female Gorilla #1
Female Gorilla #2
Kid (uncredited)
Swat Team (uncredited)
Zoo Kid (uncredited)
National guard (uncredited)
Rancher (uncredited)
Lieutenant Colonel (uncredited)
Mercenary (uncredited)
Agent (uncredited)
National Guardsman (uncredited)
USAF Pilot / Tobias Denny (uncredited)
National Guard (uncredited)
Scuba Diver Girlfriend (uncredited)
Civilian (uncredited)
Pilot (uncredited)
Mother (uncredited)
School Teacher (uncredited)
Zoologist (uncredited)
Army Soldier (uncredited)
Calvin Mangum (uncredited)
Teacher (uncredited)
Navy Officer (uncredited)
Evacuating School Kid (uncredited)