<Tr> <Th> Box office </Th> <Td> $25.1 million </Td> </Tr> <P> The Parent Trap is a 1961 Walt Disney Technicolor film . It stars Hayley Mills (in a dual role), Maureen O'Hara and Brian Keith in a story about teenage twins on a quest to reunite their divorced parents . The screenplay by the film's director David Swift was based upon the 1949 book Lottie and Lisa (German: Das Doppelte Lottchen) by Erich Kästner . The Parent Trap was nominated for two Academy Awards, was broadcast on television, saw three television sequels, was remade in 1998 with Lindsay Lohan, and has been released on digital stereo LaserDisc format in 1986 as well as VHS and DVD in 2000 . The original film was Mills' second of six films for Disney . </P> <P> Identical twins Susan Evers and Sharon McKendrick (Hayley Mills) meet at Miss Inch's Summer Camp for Girls, unaware that they are sisters . Their identical appearance initially creates rivalry, and they pull pranks on each other, which eventually leads to the camp dance being ruined . As punishment, Miss Inch decides that they must live together in the isolated "Serendipity" cabin (and eat together at an "isolation table") for the rest of the camp season . After finding out that they both come from single parent homes, they soon 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 . </P> <P> While Susan is in Boston at their grandparents' house pretending to be Sharon, Sharon goes to California to their father's house, pretending to be Susan . Sharon learns their father is engaged to a child - hating gold digger named Vicky Robinson (Joanna Barnes). Sharon calls Susan to tell her that their father is planning to marry Vicky, who is beautiful and dangerous, and that she must bring their mother to California immediately . Susan eventually reveals to their mother and grandparents the truth about their switching places . They're extremely happy to see Susan again, and Maggie and Susan fly to California . After Mitch and Maggie are reunited, they have a fight, and the twins make their surprise appearance together . Mitch is extremely happy to see Sharon again, and after he tells Vicky the truth about the twins, she is shocked and furious--especially after learning that Maggie plans to spend the night at his house . </P>

Who played the parents in the parent trap