The Parent Trap (1961)

Hayley Catherine Rose Vivien Mills (born 18 April 1946) is an English actress. The daughter of Sir John Mills and Mary Hayley Bell, and younger sister of actress Juliet Mills, Mills began her acting career as a child and was hailed as a promising newcomer, winning the BAFTA Award for Most Promising Newcomer for her performance in the British crime drama film Tiger Bay (1959), the Academy Juvenile

Maureen O'Hara (born Maureen FitzSimons, August 17, 1920 - died October 24, 2015) was a native Irish and naturalized American actress and singer, and a natural redhead, who became successful in Hollywood from the 1940s through to the 1960s. She was known for playing fiercely passionate heroines with a highly sensible attitude. She often worked with director John Ford and longtime friend John Wayn

Brian Keith (November 14, 1921 – June 24, 1997) was an American film, television, and stage actor who in his four decade-long career gained recognition for his work in movies such as the 1961 Disney family film The Parent Trap, the 1966 comedy The Russians Are Coming, the Russians Are Coming, and the 1975 adventure saga The Wind and the Lion, in which he portrayed Theodore Roosevelt.