Ben Stiller character Larry Daley
Carla Gugino character Rebecca
Dick Van Dyke character Cecil Fredericks
Mickey Rooney character Gus
Bill Cobbs character Reginald
Jake Cherry character Nick Daley
Ricky Gervais character Bambi
Robin Williams character Theodore Roosevelt
Kim Raver character Erica Daley
Patrick Gallagher character Attila der Hunne
Rami Malek character Ahkmenrah
Pierfrancesco Favino character Christopher Columbus
Charlie Murphy character Taxi Driver
Steve Coogan character Octavius
Mizuo Peck character Sacajawea
Kerry van der Griend character Neanderthal #1
Dan Rizzuto character Neanderthal #2
Matthew Harrison character Neanderthal #3
Jody Racicot character Neanderthal #4
Paul Rudd character Don
Anne Meara character Debbie
Martin Christopher character Merriweather Lewis
Martin Sims character William Clark
Randy Lee character Hun #1
Darryl Quon character Hun #2
Gerald Wong character Hun #3
Paul Chih-Ping Cheng character Hun #4
Teagle F. Bougere character Teacher - Mike
Pat Kiernan character TV News Anchor
Nico McEown character Friend #1
Meshach Peters character Friend #2
Matthew Walker character Politician
Jason McKinnon character Irish Worker
Jono Lee character Chinese Rail Worker
Jason Vaisvila character Viking
Cade Wagar character Viking
Cory Martin character Chinese Terra Cota Soldier
Brad Garrett character Easter Island Head (voice)
Owen Wilson character Jedediah Smith (uncredited)
Aaron Atkins character Caveman (uncredited)
Che Landon character Pretty Tourist Girl (uncredited)
Phil Proctor character Moose (uncredited)
Gary Sievers character Viking Warrior (uncredited)
