Ben Stiller

Character: Larry Daley / Laaa

Robin Williams

Character: Theodore Roosevelt

Owen Wilson

Character: Jedediah Smith

Steve Coogan

Character: Octavius

Ricky Gervais

Character: Dr. McPhee

Dan Stevens

Character: Sir Lancelot

Rebel Wilson

Character: Tilly

Skyler Gisondo

Character: Nick Daley

Rami Malek

Character: Ahkmenrah

Patrick Gallagher

Character: Attila the Hun

Mizuo Peck

Character: Sacajawea

Ben Kingsley

Character: Merenkahre

Dick Van Dyke

Character: Cecil

Mickey Rooney

Character: Gus

Bill Cobbs

Character: Reginald

Andrea Martin

Character: Rose

Rachael Harris

Character: Madeline Phelps

Matt Frewer

Character: Archibald Stanley

Brad Garrett

Character: Easter Island Head (voice)

Regina Taufen

Character: New York Reporter (voice)

Percy Hynes White

Character: C.J. Fredericks

Brennan Elliott

Character: Robert Fredericks

Kerry van der Griend

Character: Neanderthal #1

Matthew Harrison

Character: Neanderthal #2

Jody Racicot

Character: Neanderthal #3

Randy Lee

Character: Hun #1

Darryl Quon

Character: Hun #2

Paul Cheng

Character: Hun #3

Gerald Wong

Character: Hun #4

Anjali Jay

Character: Shepseheret

Matty Finochio

Character: Roman Sentry

Patrick Sabongui

Character: Amir

Amir M. Korangy

Character: 1938 Egyptian Worker

Louriza Tronco

Character: Andrea

Sophie Levy

Character: Sophie

Jin Sangha

Character: Egyptian High Priest

James Neate

Character: Augustus Statue

Alice Eve

Character: Alice Eve (uncredited)

Hugh Jackman

Character: Hugh Jackman (uncredited)

Kishore Bhatt

Character: Theatre Patron (uncredited)

Dmitrious Bistrevsky

Character: Greek Statue (uncredited)

Hannah Blamires

Character: Theatre Patron (uncredited)

Jill Buchanan

Character: Passerby (uncredited)

Arpit Chaudhary

Character: Theatre Patron (uncredited)

Michael Denis

Character: Young Ahkmenrah's Father (uncredited)

Theo Devaney

Character: Lord Nelson (uncredited)

John Dryden

Character: Mummy (uncredited)

Jordan Gardiner

Character: Wealthy Donor (uncredited)

Ian Hawes

Character: Gala Photographer (uncredited)

Nils Hognestad

Character: Cowboy (uncredited)

Tony Honickberg

Character: Theatre Patron (uncredited)

Todor Jordanov

Character: Museum Guard (uncredited)

Zivile Kaminskaite

Character: Gala Event Wealthy Donor (uncredited)

Shaun Lucas

Character: Museum Patron / Passerby (uncredited)

Sid Man

Character: Passerby (uncredited)

Craig March

Character: NY Cop (uncredited)

Stuart Matthews

Character: Theatre Patron (uncredited)

Martyn Mayger

Character: Action Car Driver (uncredited)

Doris McCarthy

Character: Wealthy Donor (uncredited)

Pete Meads

Character: Passerby (uncredited)

Leah Perkins

Character: BMW Driver (uncredited)

Jacqueline Ryan

Character: Wealthy Donor (uncredited)

Andrea Sandell

Character: Passerby (uncredited)

Steve Saunders

Character: Passerby (uncredited)

Bomber Hurley Smith

Character: Roman Sentry (uncredited)

Celeste White Steele

Character: Theater Attendee (uncredited)

Ella Stiller

Character: Child on London Bus (uncredited)

Quinn Dempsey Stiller

Character: Child on London Bus (uncredited)

Winson Ting

Character: Man (uncredited)

Stefano Villabona

Character: Gala Photographer (uncredited)

Seth Whittaker

Character: Museum Guard (uncredited)

Buppha Witt

Character: Passerby (uncredited)

Brian Woodward

Character: Theatre Patron (uncredited)

Crystal the Monkey

Character: Dexter