Chevy Chase
Beverly D'Angelo
Imogene Coca
Randy Quaid
Anthony Michael Hall
Dana Barron
Eddie Bracken
Brian Doyle-Murray
Miriam Flynn
James Keach
Chevy Chase as Clark Griswold
Beverly D'Angelo as Ellen Griswold
Imogene Coca as Aunt Edna
Randy Quaid as Cousin Eddie
Anthony Michael Hall as Russell 'Rusty' Griswold
Dana Barron as Audrey Griswold
Eddie Bracken as Roy Walley
Brian Doyle-Murray as Kamp Komfort Clerk
Miriam Flynn as Cousin Catherine
James Keach as Motorcycle Cop
Eugene Levy as Car Salesman
Frank McRae as Grover
John Candy as Lasky, Guard at Walleyworld
Christie Brinkley as The Girl in the Ferrari
Jane Krakowski as Cousin Vicki