John Beckwith

Owen Wilson

Acting

Jeremy Grey

Vince Vaughn

Acting

Secretary Cleary

Christopher Walken

Acting

Claire Cleary

Rachel McAdams

Acting

Gloria Cleary

Isla Fisher

Acting

Kathleen Cleary

Jane Seymour

Acting

Grandma Mary Cleary

Ellen Albertini Dow

Acting

Todd Cleary

Keir O'Donnell

Acting

Sack Lodge

Bradley Cooper

Acting

Randolph

Ron Canada

Acting

Father O'Neil

Henry Gibson

Acting

Mr. Kroeger

Dwight Yoakam

Acting

Mrs. Kroeger

Rebecca De Mornay

Acting

Trap

David Conrad

Acting

Christina Cleary

Jennifer Alden

Acting

Craig

Geoff Stults

Acting

Attorney

James McDonnell

Acting

Attorney

Jesse Henecke

Acting

Old Jewish Man

Lou Cutell

Acting

Old Jewish Woman

Sparkle

Acting

Old Italian Man

Frank Ray Perilli

Writing

Old Italian Woman

Patricia Place

Acting

Old Chinese Man

Chao-Li Chi

Acting

Old Irish Woman

Norma Michaels

Acting

Old Indian Man

Noel De Souza

Acting

Ivana

Ivana Bozilovic

Acting

Camille

Camille Anderson

Acting

Brunette

Rachel Sterling

Acting

Vivian

Diora Baird

Acting

Frank Meyers

Ned Schmidtke

Acting

Woman

Jennifer Massey

Acting

Bratty Kid

Dylan James Turner

Acting

Flower Girl

Sophia Blouin

Acting

Franklin

Stephen J. Downs

Acting

Best Man

Larry Joe Campbell

Acting

Secret Service Agent

Mark Duane Anderson

Acting

Elderly Woman

Irene Roseen

Acting

Rabbi

Jules Mandel

Acting

Betty

Betsy Ames

Acting

Flip

Carson Elrod

Acting

Kip

Joshua Wheeler

Acting

Ken

John G. Pavelec

Acting

Priest

Charles Kahlenberg

Acting

Chazz's Mom

Kathryn Joosten

Acting

Chazz's Girlfriend

Karen Miller

Acting

Woman at Jewish Reception

Tanaya Nicole

Acting

Hindu Woman

Naureen Zaim

Acting

Girl at Irish Wedding

Cindy Taylor

Acting

Girl Who Cries

Melanie Hawkins

Acting

Girl Who Cries

Summer Altice

Acting

Wedding Planner

Lisa Beach

Production

Wedding Planner

Lovelynn Vanderhorst

Costume & Make-Up

Woman at Table

Phyllis Samhaber

Acting

Man at Table

O.J. Watson

Acting

Helicopter Pilot

Al Cerullo

Crew

Chazz Reinhold (uncredited)

Will Ferrell

Acting

James Carville (uncredited)

James Carville

Acting

John McCain (uncredited)

John McCain

Acting

Woman in Hat (uncredited)

Lindsay Schoneweis

Acting

Bridesmaid (uncredited)

Kelsey Wedeen

Acting

Funeral Mourner (uncredited)

Brian T. Lynch

Acting

Irish Waiter (uncredited)

Joe Koons

Acting