Synopsis
The Griswold family hits the road again for a typically ill-fated vacation, this time to the glitzy mecca of slots and showgirls—Las Vegas.
Cast

Chevy Chase
Clark Griswold

Beverly D'Angelo
Ellen Griswold

Randy Quaid
Cousin Eddie

Ethan Embry
Rusty Griswold

Marisol Nichols
Audrey Griswold

Miriam Flynn
Cousin Catherine
Shae D'Lyn
Cousin Vicki

Wayne Newton
Wayne Newton

Siegfried Fischbacher
Siegfried

Roy Horn
Roy

Wallace Shawn
Marty

Sid Caesar
Mr. Ellis

Julio Oscar Mechoso
Limo Driver
Sly Smith
Mirage Security Guard

Julia Sweeney
Mirage Reception Person

Corinna Harney
Girl at Blackjack Table
Joe Armeno
Roulette Stickman

Christie Brinkley
Woman in Ferrari

Juliette Brewer
Cousin Ruby Sue
Zachariah Moyes
Cousin Denny

John Finnegan
Hoover Dam Guide

Howard Platt
Maitre'd

Maria Cina
Mirage Cashier
Wendy Kaufman
Wendy
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