Larry Daley
Rebecca
Cecil
Gus
Reginald
Nick Daley
Dr. McPhee
Theodore Roosevelt
Erica Daley
Attila the Hun
Ahkmenrah
Christopher Columbus
Taxi Driver
Octavius
Sacajawea
Neanderthal #1
Neanderthal #2
Neanderthal #3
Neanderthal #4
Don
Debbie
Lewis
Clark
Hun #1
Hun #2
Hun #3
Hun #4
Teacher (Mike)
TV News Anchor
Friend #1
Friend #2
Politician
Irish Worker
Chinese Rail Worker
Viking
Chinese Terra Cota Soldier
Easter Island Head (voice)
Dexter
Pretty Tourist Girl (uncredited)
Moose (uncredited)
Viking Warrior (uncredited)
Jedediah Smith (uncredited)