Isla Fisher Gloria Cleary
Rachel McAdams Claire Cleary
Bradley Cooper Sack Lodge
Owen Wilson John Beckwith
Diora Baird Vivian
Christopher Walken Secretary Cleary
Vince Vaughn Jeremy Grey
Ellen Albertini Dow Grandma Mary Cleary
Will Ferrell Chazz Reinhold (uncredited)
Rebecca De Mornay Mrs. Kroeger
Jane Seymour Kathleen Cleary
Bob Fisher Writer
Bob E. Krattiger Chief Lighting Technician
Geoff Stults Craig Garthe
Keir O'Donnell Todd Cleary
David Conrad Trap
Julian Brain Helicopter Camera
Tony Blondal Orchestrator
Julio Macat Director of Photography
Chris Ryan CG Artist
James Lowder Transportation Coordinator
Tom Hartig Boom Operator
Lori McCoy-Bell Key Hair Stylist
Paul Prokop Executive in Charge of Finance
Henry Gibson Father O'Neil
Rodney Veto Best Boy Grip
Joe Bucaro III Stunt Coordinator
Lori Ayala-Read Costume Supervisor
Kathryn Joosten Chazz's Mom
Dick Ziker Utility Stunts
Dwight Yoakam Mr. Kroeger
Jed Smith Additional Music, Music Producer
David Dobkin Director
Marybeth Martin-Eck First Assistant Accountant
Ron Canada Randolph
Terri Douglas ADR Voice Casting
Nick South Music Editor
James Carville Himself (uncredited)
Garrett Lewis Set Decoration
Michael Hertlein ADR Editor
Jim Passon Color Timer
Christopher K. Grap Production Coordinator
Richard Brener Executive Producer
Krister C. Johnson Transportation Captain
Toby Emmerich Executive Producer
Amy Pawlowski Digital Intermediate Editor
Mike Massa Stunts
Rachel E. Prentiss Production Accountant
Nerses Gezalyan Foley Mixer
Jimmy N. Roberts Stunt Double
Sean Mannion Property Master
Mark Ulano Sound Mixer
Dave McMoyler ADR Supervisor
John Casey Costume Supervisor
Rachel Sterling Brunette
Julia Neighly Visual Effects Coordinator
R.J. Harbour Digital Compositors
Erik Holmberg Executive In Charge Of Production
Tracy Dixon Extras Casting
Dennis Liddiard Makeup Artist
Jon Davidson Production Controller
John M. Pisani Unit Publicist
John McCain Himself (uncredited)
Jay Vinitsky Post Production Supervisor
Michael Glynn Assistant Property Master
Eric Richard Lasko Additional Second Assistant Director
Ivana Bozilovic Ivana
Cale Boyter Executive Producer
Andrew Panay Producer
Gina W. Bateman Assistant Makeup Artist
Tim Chau Sound Designer, Supervising Sound Editor
Vincent Lascoumes First Assistant Director