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