Hallie Parker and Annie James are identical twins who were separated at a young age due to their parents' divorce. Unbeknownst to their parents, the girls are sent to the same summer camp, where they meet, discover the truth about their relationship, and come up with a plan to switch places in an effort to reunite their mother and father.
Lindsay Lohan
as Hallie Parker / Annie James
Dennis Quaid
as Nick Parker
Natasha Richardson
as Elizabeth James
Elaine Hendrix
as Meredith Blake
Lisa Ann Walter
as Chessy
Simon Kunz
as Martin
Polly Holliday
as Marva Kulp, Sr.
Maggie Wheeler
as Marva Kulp, Jr.
Ronnie Stevens
as Grandfather
Erin Mackey
as Hallie / Annie Acting Double
Joanna Barnes
as Vicki Blake
Hallie Meyers-Shyer
as Lindsay
