What Happens in Vegas

Cameron Diaz

Joy McNally

Ashton Kutcher

Jack Fuller

Rob Corddry

Hater

Lake Bell

Tipper

Jason Sudeikis

Mason

Treat Williams

Jack Fuller Sr.

Deirdre O'Connell

Mrs. Fuller

Michelle Krusiec

Chong

Dennis Farina

Richard Banger

Zach Galifianakis

Dave the Bear

Queen Latifah

Dr. Twitchell

Krysten Ritter

Kelly

Ricky Garcia

Fuller Closets Worker

Andy Daly

Curtis

Benita Robledo

Maid

Dennis Miller

Judge Whopper

Amanda Setton

Hot Woman

Toni Busker

Hot Woman #2

Jessica McKee

Cute Girl

Ricardo Walker

Male Cop (Stripper)

Valerie Orlik

Female Cop (Stripper)

Ben Best

Cab Driver

Clem Cheung

Fruit Guy

Eric Zuckerman

Tour Guide

Caroline Willman

Sammy

Tommy McGoldrick

Uncle Pat

Billy Eichner

Band Leader

Heather Kristin

Band Singer

Maddie Corman

Joy's Lawyer

Jerry V. Lindsay

Wedding Chapel Priest

Samantha Ridge

Tourist

Richard M. Schaeffer

NYMEX Trader #1

Michael P. Molnar

NYMEX Trader #2

John Eisenberg

NYMEX Trader #3

Ciaran T. O'Kelly

NYMEX Trader #4

Jennifer Trier

Aunt Fuller

Michael Harkins

Team Leader

Patrick Knighton

Team Leader #2

Adam Zuniga

Mr. Chong "Brainiac"

Aaron Nauta

Hater's Friend #1

Christopher Negrin

Hater's Friend #2

Brittany Dawn Beall

Party Girl #2

Ariel Shafir

Party Guy #2

Sheena Alonzo

Amanda Diamond

Bradley Morone

Club Manager

Bob Golden

Jazz Trio Member

Ron Carter

Jazz Trio Member

Evan Palazzo

Jazz Trio Member

Jason Keith Davis

Ball Room Band Member

Ulysses Owens Jr.

Ball Room Band Member

Michael Rodoja

Ball Room Band Member

Jules Hartley

Ball Room Band Member

Maya Jenkins

Ball Room Band Member

Dave Gibson

Ball Room Band Member

Brian M. Wixson

Ball Room Band Member

Justin Flynn

Ball Room Band Member

Josh Tane

Ball Room Band Member

Russ Spiegel

Ball Room Band Member

Martinez Little

Ball Room Band Member

Darrell Reuben Hall

Fuller's Furniture Maker (uncredited)

Joe Mancini

Carpenter (uncredited)

Beth Laufer

Becky (uncredited)

Harry Corrigan

Skateboarder (uncredited)

Dennis Albanese

Jack's Friend (uncredited)

Matthew Martini

Jack's Friend (uncredited)

Cher Cosenza

Joy's Friend (uncredited)

Maria Di Angelis

Joy's Friend (uncredited)

Cassidy Gard

Joy's Friend (uncredited)

Meagan Gordon

Joy's Friend (uncredited)

August Costa

Cousin Jack (uncredited)

Robert Gerrits

Casino Security Officer (uncredited)

Adam Goodnoff Cernese

Hummer Limo Driver (uncredited)

Delia Sheppard

VIP Host (uncredited)

Anna Elizabeth Kendrick

Cocktail Waitress (uncredited)

Lynn Witty

Friend at Bar (uncredited)

Kutcha

DJ #1 (uncredited)

Hector Lincoln

DJ #2 (uncredited)

Bob Pepper

Happy Gambler (uncredited)

Mauro Bossi

Casino Patron (uncredited)

Charles Pendelton

Tourist (uncredited)

Bruce Perkins

Tourist (uncredited)

RJ Konner

Lawyer (uncredited)

Brandon Goins

Wall Street Guy at Party (uncredited)

Ronald E. Giles

Dancing Executive (uncredited)

Rosalind Lipsett

Model at Party (uncredited)

Myriam Blanckaert

Party Goer (uncredited)

Stephanie Domini

Party Goer (uncredited)

Audrey Fafard

Party Goer (uncredited)

Vladimir Troitsky

NYMEX Trader (uncredited)

Thomas Torrey

NYMEX Trader (uncredited)

Jon Yvon

NYMEX Trader (uncredited)

Ralph A. Wilburn Jr.

Hot Dog Vendor (uncredited)

Tom Stratford

Baseball Coach (uncredited)

Charlotte Johnston

Softball Player (uncredited)

Mark Santomauro

Bike Polo Player (uncredited)

Lanette Fugit Hannah

Bachelor Girl (uncredited)

Nicole Dupre Sobchack

Kissed Bride (uncredited)

Sarah Poynter

(voice) (uncredited)