Question: Who was born first, John Berry or Leonid Gaidai?

Context articles: The Diamond Arm
Strictly Business (1962 film)
Leonid Gaidai
The Twelve Chairs (1976 film)
Sportloto-82
Operation Y and Shurik's Other Adventures
John Berry (film director)
Aleksandr Zatsepin
Incognito from St. Petersburg
Nina Grebeshkova

The Diamond Arm (Russian: Бриллиантовая рука "Brilliantovaya ruka") is a Soviet comedy film made by Mosfilm and first released in 1969.
 The film was directed by director Leonid Gaidai and starred several famous Soviet actors, including Yuri Nikulin, Andrei Mironov, Anatoli Papanov, Nonna Mordyukova and Svetlana Svetlichnaya.
 "The Diamond Arm" has become a Russian cult film and is considered by many Russian contemporaries to be one of the finest comedies of its time.
 It was also one of the all-time leaders at the Soviet box office with over 76,700,000 theatre admissions in the Soviet era.
 The plot of the film was based on a real-life news item about Swiss smugglers who tried to transport jewels in an orthopedic cast.
Strictly Business (alternate name Business People, Russian: Деловые люди , "Delovye lyudi " ) is a 1962 Soviet black-and-white comedy film directed by Leonid Gaidai, based on three short stories by O. Henry: "The Roads We Take", "Makes the Whole World Kin", and "The Ransom of Red Chief".
Leonid Iovich Gaidai (Russian: Леони́д И́ович Гайда́й ; 30 January 1923, Svobodny, Amur Oblast – 19 November 1993, Moscow) was one of the most popular Soviet comedy directors, enjoying immense popularity and broad public recognition in the former USSR and modern Russia.
 His movies broke theatre attendance records and are still some of the top-selling DVDs in Russia.
It is the second full length adaptation of the novel in the Soviet Union (the first was directed by Leonid Gaidai) and is the sixth one in the world.
Sportloto-82 (Russian: Спортлото-82 ) is a comedy film, directed by Leonid Gaidai and released in 1982.
 The film stars Algis Arlauskas, Svetlana Amanova, Mikhail Pugovkin, Mikhail Kokshenov and Nina Grebeshkova.
 It was filmed in Soviet Union.
 It was also one of the all-time leaders at the Soviet box office with over 55,000,000 theatre admissions in the Soviet era.
Operation Y and Shurik's Other Adventures (Russian: Операция „Ы“ и другие приключения Шурика ) - (Operatsiya „Y“ i drugie priklyucheniya Shurika) is a 1965 Soviet slapstick comedy film directed by Leonid Gaidai, starring Aleksandr Demyanenko, Natalya Seleznyova, Yuri Nikulin, Georgy Vitsin and Yevgeny Morgunov.
 The film consists of three independent parts: "Workmate" (Напарник, "Naparnik"), "Déjà vu" (Наваждение, "Navazhdeniye") and "Operation Y" (Операция „Ы“).
 The plot follows the adventures of Shurik (alternative spelling — "Shourick"), the naive and nerdy Soviet student who often gets into ludicrous situations but always finds a way out very neatly.
John Berry (September 6, 1917 – November 29, 1999) was an American film director, who went into self-exile in France when his career was interrupted by the Hollywood blacklist.
Aleksander Sergeyevich Zatsepin (Russian: Алекса́ндр Серге́евич Заце́пин ; born March 10, 1926, Novosibirsk, USSR) is a Soviet and Russian composer, known for his soundtracks to many popular movies, notably comedies directed by Leonid Gaidai.
 In 1982 Zatsepin went to live in France and returned four years later to the Soviet Union; since then he has continued to (using his own words) "work in Moscow, rest in Paris".
Incognito from St. Petersburg (Russian: Инкогнито из Петербурга , "Inkognito iz Peterburga " ) is a Soviet comedy film directed by Leonid Gaidai.
Nina Pavlovna Grebeshkova (Russian: Нина Павловна Гребешкова ; born 29 November 1930 in Moscow) is a Russian actress.
 She performed in more than thirty films since 1953.
 She was married to film director Leonid Gaidai.