Woody Harrelson

Arthur Poppington / Defendor

Kat Dennings

Katrina Debrofkowitz

Elias Koteas

Chuck Dooney

Sandra Oh

Dr. Park

Clark Johnson

Roger Fairbanks

Michael Kelly

Paul Carter

Kristin Booth

Wendy Carter

Lisa Ray

Dominique Ball

A.C. Peterson

Radovan Kristic

Tony Nappo

Biker Cliff

David Gardner

Grandpa Henry

Bryan Renfro

Mr. Debrofkowitz

Charlotte Sullivan

Poppington

Tatiana Maslany

Olga

Ron White

Judge Wilson

Graham Abbey

Constable Mike

Max Dreesen

Young Arthur

Matt Gordon

Jerry

James Preston Rogers

Biker Bob

Michael Cram

Blake

Lyriq Bent

Wayne

Peter Stebbings

Doctor

Dakota Goyo

Jack Carter - 9

John Paul Ruttan

Jack Carter - 4

Peter Stebbings

Director

Geoff Ashenhurst

Editor

Peter Stebbings

Writer

Sara Kay

Casting

Cheryl Dorsey

Set Decoration

Gersha Phillips

Costume Design

Anthony Ianni

Art Direction

Nancy Klopper

Casting

Oleg M. Savytski

Production Design

David Greene

Director of Photography

Andy Asperin

Animation

Jenny Lewis

Casting

Linda Dowds

Makeup Artist

Diana Ladyshewsky

Hairstylist

Nicholas Tabarrok

Producer

Patricia Joyes

Script Supervisor

John Rowley

Original Music Composer

James R. Murray

Property Master

Alan Letts

Construction Coordinator

Mauro Iacobelli

Painter

Andrew Shea

First Assistant Director

Daniel Bekerman

Production Manager

Eardley Wilmot

Location Manager

Rob Valeriote

Carpenter

Herb Reischl Jr.

Rigging Gaffer

Ken Woroner

Still Photographer

Tom Bjelic

Sound Designer

Pat Cassin

Boom Operator

Steve Myers

Best Boy Electric

Sarah Dodd

Story Editor

Nick Veziris

Armorer

Sam Bojin

Best Boy Electric

Jayson Clute

First Assistant Camera

Susan R. Jones

Production Coordinator

Warren Appleby

Special Effects Coordinator

Jonathan Billings

Key Grip

Marek Krawczyk

Lighting Technician

Sean Gilhooly

Visual Effects Coordinator

Kyle O'Connor

Location Manager

Geoffrey Smith

Leadman

Katie Halliday

Sound Effects Editor

Dale Lennon

ADR & Dubbing

Steve Moore

Sound Re-Recording Mixer

Bryan Renfro

Stunt Coordinator

Tony Guerin

Camera Operator

Mike McDonald

Gaffer

Charlie Finlay

Music Editor

Ron Forward

Dolly Grip

Christian T. Cooke

Sound Re-Recording Mixer

John Douglas Smith

Supervising Sound Editor

Adam Stern

Visual Effects Producer

Chris Abbas

Title Designer

Mark Gingras

Supervising Sound Editor

James D. Brown

First Assistant Hairstylist

Greg Chapman

Sound Mixer

Rob Gyorgy

Digital Intermediate Editor