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
Viking
Chinese Terra Cota Soldier
Easter Island Head (voice)
Dexter
Pretty Tourist Girl (uncredited)
Moose (uncredited)
Viking Warrior (uncredited)
Jedediah Smith (uncredited)
Roman (uncredited)