Cast of National Lampoon's Christmas Vacation

Chevy Chase portrays the lovable but accident-prone family man, Clark Griswold.

Beverly D'Angelo plays Ellen Griswold, Clark's supportive wife.

Juliette Lewis takes on the role of Audrey Griswold, the teenage daughter caught up in her family's holiday antics.

Johnny Galecki stars as Russell 'Rusty' Griswold, Clark and Ellen's son.

John Randolph appears as Clark, Sr., Clark's father.

Diane Ladd portrays Nora, Clark's mother-in-law.

E.G. Marshall plays the role of Art, Ellen's father.

Doris Roberts takes on the role of Francis, Ellen's mother.

Randy Quaid hilariously portrays the quirky Cousin Eddie.

Miriam Flynn plays Cousin Catherine, Eddie's wife.

Cody Burger stars as Rocky, one of Cousin Eddie's children.

Ellen Hamilton Latzen takes on the role of Ruby Sue, another one of Cousin Eddie's children.