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 II What We've Got," written by Hal David and performed by Marilyn McCoo. It appears in the opening credits while clips from the original "The Parent Trap" movie play, and is reprised in the closing credits when the final scene (Nicki and Mary, as junior bridesmaids/flower girls, walk up the aisle after their parents' wedding) is frozen. Other songs in the film include "Nothin' At All," sung by Andrea Robinson, who would later voice Ariel's mother, Athena, in Disney's "", and "Stand Back," sung by Stephanie Mills. The Parent Trap II The Parent Trap II is a 1986 American made-for-television comedy