Steve Martin and Bonnie Hunt return as heads of the Baker family who, while on vacation, find themselves in competition with a rival family of eight children.
Steve Martin
as Tom Baker
Eugene Levy
as Jimmy Murtaugh
Bonnie Hunt
as Kate Baker
Tom Welling
as Charlie Baker
Piper Perabo
as Nora Baker-McNulty
Hilary Duff
as Lorraine Baker
Carmen Electra
as Sarina Murtaugh
Jaime King
as Anne Murtaugh
Taylor Lautner
as Eliot Murtaugh
Alyson Stoner
as Sarah Baker
Jonathan Bennett
as Bud McNulty
Jacob Smith
as Jake Baker
