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
Parent Trap III would soon be popular for her "Home Improvement" fame. Joy, Leanna, and Monica Creel were cast to play the identical teenage triplet daughters with different personalities: Megan, the private one, Lisa, the outgoing teen rebel, and Jessie, the sweet one. The film debuted on NBC-TV's "The Magical World of Disney" on April 9, 1989. It was previewed on Disney's films released that spring next to Davy Crocket and "The Absent-Minded Professor". Mollie Miller, the film's director, would later direct the last sequel, "". Parent Trap III Parent Trap III is a 1989 American made-for-television comedy film and a sequel to