Split screen (video production) in the Russian silent film "The Queen of Spades" (1916), directed by Yakov Protazanov, where one screen depicts reality and the other a character's inner desires. This technique has been used to portray twins in such films as "Wonder Man" (1945), "The Dark Mirror" (1946), "The Parent Trap" (both the 1961 original and the 1998 remake), and "Adaptation" (2002). In the 1961 version of "The Parent Trap", conversations between the twins were simulated by filming the actress (Hayley Mills) as she stood at the left of the frame facing right, then filming her again, standing at the right and facing
The Deadly Companions O'Hara (1927–1992), played the seventh-billed role of Cal (the family surname is Fitzsimons, also rendered as FitzSimons). Leading man Brian Keith was also Maureen O'Hara's co-star in "The Parent Trap" which they completed immediately before "The Deadly Companions" and which premiered on June 12, 1961, six days after the Tucson premiere of "The Deadly Companions". They re-teamed for one additional film, 1966's "The Rare Breed", which top-billed James Stewart. Cinematographer William H. Clothier also worked on "The Rare Breed" as well as two other films with Maureen O'Hara, 1963's "McLintock!" and 1971's "Big Jake", both starring John Wayne. The Deadly