Parent Trap III Mary Grand (Bridgette Andersen). Susan was married to Brian Carey (Alex Harvey). They divorced prior to the events of "Parent Trap III", and Susan reverted to using her maiden name, Evers. Hayley Mills returned in 1986 to the Disney Channel when she filmed "The Parent Trap II". She expressed no interest in returning for more sequels. In 1989, Mollie Miller soon began production on the next sequel, "Parent Trap III". Mills returned after her Disney series, "Good Morning, Miss Bliss" had ended. Barry Bostwick was cast as Jeffrey Wyatt and Patricia Richardson as his jealous, snobbish girlfriend, Cassie McGuire. Richardson
The Parent Trap (1961 film) realize they are twin sisters and that their parents, Mitchell "Mitch" Evers (Brian Keith) and Margaret "Maggie" McKendrick (Maureen O'Hara), divorced shortly after their birth, with each parent having custody of one of them. The twins, each eager to meet the parent she never knew, decide to switch places. Susan gives Sharon a matching haircut and has her bite her nails. They also take a crash-course getting to know each other while learning about each other's personalities and ways of life. While Susan is in Boston at their grandparents' house pretending to be Sharon, Sharon goes to California to their