
Plot
Two identical twin sisters, separated at birth by their parents' divorce, are reunited years later at a summer camp, where they scheme to bring their parents back together. The girls, one of whom has been living with their mother and the other with their father, switch places after camp and go to work on their plan, the first objective being to scare off a gold-digger pursuing their father.
Trailer
Cast

Hayley Mills
Susan Evers / Sharon McKendrick

Maureen O'Hara
Margaret 'Maggie' McKendrick

Brian Keith
Mitch Evers

Charles Ruggles
Charles McKendrick

Cathleen Nesbitt
Louise McKendrick

Una Merkel
Verbena

Joanna Barnes
Vicky Robinson

Linda Watkins
Edna Robinson

Crahan Denton
Hecky

Leo G. Carroll
Rev. Dr. Mosby

Ruth McDevitt
Miss Inch

Nancy Kulp
Miss Grunecker

Irene Tedrow
Miss Lockness

Frank De Vol
Mr. Eaglewood

Kay Cole
Betsy (uncredited)

Barbara Hunter
Gwen (uncredited)

Lynette Winter
Ursala (uncredited)

Joseph Richard Stafford
Trooper Wilfred Stafford (uncredited)

John Mills
Mitch Evers' Golf Caddy (uncredited)

Don Ames
Parent (uncredited)

Herschel Graham
Parent (uncredited)

Louise Lane
Parent (uncredited)

Leoda Richards
Parent (uncredited)

Dave Goelz
Teenager (uncredited)