Clark Griswold
Ellen Griswold
Rusty Griswold
Aunt Edna
Cousin Eddie
Audrey Griswold
Roy Walley
Kamp Komfort Clerk
Cousin Catherine
Motorcycle Cop
Car Salesman
Grover
Lasky, Guard at Walleyworld
Girl In The Red Ferrari
Cousin Vicki
Cousin Dale
Man Giving Directions
Pimp
Mechanic
Assistant Mechanic
Dodge City Cashier
Wyatt Earp
Indian
Davenport
Motel Desk Clerk
Car Hop
Motel Guest
Neighbor
Neighbor
Swat Leader
Policeman
Cowboy
Camel Rider
Hotel clerk (uncredited)
Car salesman (voice) (uncredited)