Chevy Chase
Clark Griswold
Acting
Beverly D'Angelo
Ellen Griswold
Acting
Juliette Lewis
Audrey Griswold
Acting
Johnny Galecki
Russell 'Rusty' Griswold
Acting
John Randolph
Clark, Sr.
Acting
Diane Ladd
Nora
Acting
E.G. Marshall
Art
Acting
Doris Roberts
Francis
Acting
Randy Quaid
Cousin Eddie
Acting
Miriam Flynn
Cousin Catherine
Acting
Cody Burger
Rocky
Acting
Ellen Hamilton Latzen
Ruby Sue
Acting
William Hickey
Uncle Lewis
Acting
Mae Questel
Aunt Bethany
Acting
Sam McMurray
Bill
Acting
Nicholas Guest
Todd Chester
Acting
Julia Louis-Dreyfus
Margo Chester
Acting
Nicolette Scorsese
Mary
Acting
Keith MacKechnie
Delivery Boy
Acting
Brian Doyle-Murray
Frank Shirley
Acting
Natalija Nogulich
Helen Shirley
Acting
Tony Epper
Bozo #1
Acting
Billy Hank Hooker
Bozo #2
Crew
Alexander Folk
SWAT Officer
Acting
Jeremy Roberts
Cop
Acting
Woody Weaver
Cop
Acting
Michael Kaufman
Young Executive
Acting
Doug Llewelyn
Parade Announcer (voice)
Acting
Devin Bailey
Clark (age 9) (uncredited)
Acting
Frank Foti Jr.
SWAT Team Sargeant (uncredited)
Acting
Traci Kochendorfer
Downtown Shopper (uncredited)
Acting