Alyson Hannigan as Julia Jones

Eddie Griffin as Frank Jones

Sophie Monk as Andy

Jennifer Coolidge as Roz Funkyerdoder

Fred Willard as Bernie Funkyerdoder

Carmen Electra as Anne

Tony Cox as Hitch

Marie Matiko as Betty

Judah Friedlander as Nicky

Meera Simhan as Linda Jones

Adam Campbell as Grant Funkyerdoder

Mauricio Sanchez as Eduardo / Housekeeper

Charlie Dell as Justice of the Peace

Beverly Polcyn as Old Cat Woman

Scott Bridges as Sam

Dana Seltzer as Wedding Planner / Receptionist

Tom Lenk as Frodo

Valery M. Ortiz as Jell-O

Tom Fitzpatrick as Gandalf

Susse Budde as Jewelry Store Clerk

Allison Kyler as Krumpin Dance Double - Julia

Gian Franco Tordi as Native King Kong

Nadia Dina Ariqat as Britney Spears Look-A-Like

Joni Avery as Mom in Alley

Helena Barrett as Bachelorette (uncredited)

Nanci Anderson as Milkshake Dance Double - Julia