Chevy Chase

Character: Clark Griswold

Beverly D'Angelo

Character: Ellen Griswold

Randy Quaid

Character: Cousin Eddie

Ethan Embry

Character: Russell 'Rusty' Griswold

Marisol Nichols

Character: Audrey Griswold

Miriam Flynn

Character: Cousin Catherine

Shae D'Lyn

Character: Cousin Vicki

Wayne Newton

Character: Himself

Siegfried Fischbacher

Character: Siegfried

Roy Horn

Character: Roy

Wallace Shawn

Character: Marty

Sid Caesar

Character: Mr Ellis

Julio Oscar Mechoso

Character: Limo Driver

Sly Smith

Character: Mirage Security Guard

Julia Sweeney

Character: Mirage Reception Person

Corinna Harney

Character: Girl at Blackjack Table

Joe Armeno

Character: Roulette Stickman

Christie Brinkley

Character: Woman in Ferrari

Juliette Brewer

Character: Cousin Ruby Sue

Zachariah Moyes

Character: Cousin Denny

John Finnegan

Character: Hoover Dam Guide

Howard Platt

Character: Maitre'd

Maria Cina

Character: Mirage Cashier

Wendy Kaufman

Character: Wendy

Joe Lacoco

Character: Riviera Bartender

C.C. Costigan

Character: Kelli

Shannah Laumeister Stern

Character: Mariah

Bud Ekins

Character: O'Shea's Security Guard

Gary Devaney

Character: Croupier #2

Jerry Weintraub

Character: Jilly

S.A. Griffin

Character: Pit Boss

Lou DiMaggio

Character: Casino Host

Ruth Gillis

Character: Saleswoman

Jason Stuart

Character: Buffet Guy

Frank Washko Jr.

Character: Guess Which Hand Dealer

Clinton Brandhagen

Character: Valet

Hayley Mortison

Character: Girl in Hot Tub

Rusty Meyers

Character: Club Manager

Billy Morrissette

Character: Paramedic #1

Sharon Mendel

Character: Paramedic #2

Larry Hankin

Character: Preacher

Alana Austin

Character: Tourist (uncredited)

Vanessa Bednar

Character: Hot Pool Model (uncredited)

JoAnn Bush

Character: Flight Attendant (uncredited)

Jeffrey Donovan

Character: Hotel Employee (uncredited)

Billie Perkins

Character: Casino Guest (uncredited)

Toby Huss

Character: Fake I.D. Salesman