John Cusack as Jackson Curtis

Amanda Peet as Kate Curtis

Chiwetel Ejiofor as Adrian Helmsley

Thandiwe Newton as Laura Wilson

Oliver Platt as Carl Anheuser

Tom McCarthy as Gordon Silberman

Woody Harrelson as Charlie Frost

Danny Glover as President Thomas Wilson

Liam James as Noah Curtis

Morgan Lily as Lilly Curtis

Zlatko Burić as Yuri Karpov

Beatrice Rosen as Tamara

Alexandre Haussmann as Alec

Philippe Haussmann as Oleg

Johann Urb as Sasha

John Billingsley as Professor West

Chin Han as Tenzin

Osric Chau as Nima

Chang Tseng as Grandfather Sonam

Lisa Lu as Grandmother Sonam

Blu Mankuma as Harry Helmsley

George Segal as Tony Delgatto

Stephen McHattie as Captain Michaels

Patrick Bauchau as Roland Picard

Jimi Mistry as Dr. Satnam Tsurutani

Ryan McDonald as Scotty

Merrilyn Gann as German Chancellor

Henry O as Lama Rinpoche

Patrick Gilmore as Ark Communications Officer

Dean Marshall as Ark Communications Officer

Ron Selmour as Ark Boarding Officer

Viv Leacock as Ark Boarding Officer

Chris Boyd as Ark Boarding Officer

Donna Yamamoto as AF1 Science Officer

Doron Bell as AF1 Science Officer

David Orth as AF1 Lieutenant

Lyndall Grant as Governor

Jason Diablo as Ark Tech Officer

Ty Olsson as AF1 Officer

Zinaid Memišević as President Sergey Makarenko

Vincent Cheng as Chinese Colonel

Igor Morozov as Russian Interpreter

BJ Harrison as Woman Comforting Child

Dominic Zamprogna as Paramedic

Karin Konoval as Sally - President's Secretary

Mary Gillis as Jackson's Neighbor

Rick Tae as Megaphone Officer

Parm Soor as Saudi Prince

Gerard Plunkett as Isaacs - MI6 Officer

Paul Tryl as Zultan

Andrei Kovski as Zultan's Trainer

Val Cole as News Reporter - Tikal

Eve Harlow as Cashier

Sean Tyson as Interrogating Officer

Leonard Tenisci as Italian Prime Minister

Michael Buffer as Boxing Announcer

Daren A. Herbert as Ship Waiter

Craig Stanghetta as Vegas Rescue Worker

Mateen Devji as Ajit - age 5

Qayam Devji as Ajit - age 9

Jody Thompson as CNN Anchor

Tanya Champoux as Mrs. Birnbaum

Frank C. Turner as Preacher

Kinua McWatt as Yoko Delgatto

Laara Sadiq as British Newscaster

Gillian Barber as Cruise Ship Lady

Candus Churchill as Cruise Ship Lady

Beverley Elliott as Cruise Ship Lady

Agam Darshi as Aparna

Raj Lal as Gurdeep

Pesi Daruwalla as Dr. Lokesh

Jacob Blair as AF1 Steward

Jay Williams as AF1 Steward

Scott E. Miller as Ark Naval Officer

Anna Mae Wills as Ark Naval Officer

John Stewart as Pilot

Ryan Cook as Surfer

Brandon Haas as Surfer

Eddie Hassell as Surfer

Betty Phillips as Elderly Driver

Georgina Hegedos as Elderly Driver

Luis Javier as Vegas Tow Truck Driver

Dean Redman as Vegas Fireman

Gordon Lai as Security Commander

Mark Docherty as Field Reporter - Tikal

Andrew Moxham as Policeman

Alexandra Castillo as Paris Reporter

Farouk A. Afify as Saudi Senior Security

Shaun Wilson as US Army Worker

Leo Chiang as Chinese Soldier

Elizabeth Richard as Queen Elizabeth

Kyle Riefsnyder as Cho Ming Platform Officer

George Trochta as American Ark Steward

John Mee as Angry Billionaire

Geoff Gustafson as Ark Bridge Crew

Alex Zahara as Ark Bridge Crew

Jason Griffith as Ark Bridge Crew

Jill Morrison as Ark Bridge Crew

Thomas Parkinson as Ark Bridge Crew

Leona Naidoo as Ark Bridge Crew

Chad Riley as Ark Bridge Crew

Simon Leung as Ark Bridge Crew

Quentin Guyon as Ark Bridge Crew

Nicole Rudell as Ark Bridge Crew

Kevin Haaland as Ark Bridge Crew

Leigh Burrows as US Army Worker