The Parent Trap (1961 film) Mitch talks about what their life was like when they were married. They realize they still love each other, and do not want to grow into a couple of old and lonely people. They share a kiss, and decide to remarry. The film originally called for only a few trick photography shots of Hayley Mills in scenes with herself; the bulk of the film was to be shot using a body double. The film used Disney's proprietary sodium vapor process for compositing rather than the usual chroma key technique. When Walt Disney saw how seamless the processed shots were, he
The Parent Trap II Grand are the same names of the characters that Mills portrayed in the Disney films "The Moon-Spinners" and "In Search of the Castaways". Director Ronald F. Maxwell revealed that this was an homage to Mills' films with The Walt Disney Company. The characters of Walter and Lillian Elias are named after Walt Disney and his wife. (Disney's full name was Walter Elias Disney; Lillian was his wife's name.) Ronald F. Maxwell was chosen to direct this sequel, taking over from the original's director David Swift. When the film premiered on the Disney Channel, a documentary titled "On Location: Parent Trap