Question: WereMaurice Elvey and Arthur Lubin both from the USA? 

full_context: Document 1: A Successful Failure: A Successful Failure (1934) is an American film directed by Arthur Lubin. It was Lubin's first movie as director.
Document 2: Edward Laemmle: Edward Laemmle (October 25, 1887 – April 2, 1937) was an American film director of the silent era. He directed 62 films between 1920 and 1935.
Document 3: Clint Eastwood: Clinton Eastwood Jr. (born May 31, 1930) is an American actor, filmmaker, musician, and political figure. After achieving success in the Western TV series "Rawhide", he rose to international fame with his role as the Man with No Name in Sergio Leone's "Dollars" Trilogy of Spaghetti Westerns during the 1960s, and as antihero cop Harry Callahan in the five "Dirty Harry" films throughout the 1970s and 1980s. These roles, among others, have made Eastwood an enduring cultural icon of masculinity.
Document 4: Arthur Roberts (editor): Arthur Roberts July 17, 1890 – February 5, 1961), also known as Arthur E. Roberts, was an American film editor who edited over 100 films during his almost 30 year career. He began ending towards the end of the silent era of the film industry, his first film being 1927's "The College Hero", directed by Walter Lang. His last film was Republic's "Lay That Rifle Down" in 1955, after which he spent a brief period as the editor for the television series, "Lassie", before retiring in 1956. During his career he would work with many famous directors, including Frank Capra (on several films, including "The Donovan Affair"), Lowell Sherman (on "The Royal Bed"), William Seiter (on several films, including "Way Back Home"), Edward Cline (on "Cracked Nuts"), George Cukor ("A Bill of Divorcement"), Dorothy Arzner (the first female member of the DGA, on "Christopher Strong"), Anthony Mann ("Strangers in the Night"), George Archainbaud ("Girls of the Big House"), Fritz Lang ("House by the River"),
Document 5: Arthur Rosson: Arthur Rosson (24 August 1886 – 17 June 1960) was an English film director. From 1917 to 1948, Rosson directed 61. He also worked on many major films as a second unit director until 1960, particularly for Cecil B. DeMille.
Document 6: Clint Eastwood filmography: Clint Eastwood is an American film actor, director, producer, and composer. After beginning his acting career exclusively with small uncredited film roles and television appearances, his career has spanned more than 50 years. Eastwood has acted in several television series, most notably "Rawhide". His role in the eight-season series led to his leading roles in "A Fistful of Dollars", "For a Few Dollars More", and "The Good, the Bad and the Ugly". Eastwood has appeared in over 50 films and has starred in 42 films, including "Hang 'Em High", "Play Misty for Me", "Dirty Harry", "Escape from Alcatraz", "Tightrope", "The Bridges of Madison County", and "Gran Torino". Eastwood started directing in 1971, and in 1982, his debut as a producer began with two films, "Firefox" and "Honkytonk Man". Eastwood also has contributed music to his films, either through performing or composing. He has starred in western, action, comedy, and drama films.
Document 7: Arthur Lubin: Arthur Lubin (July 25, 1898 – May 12, 1995) was an American film director and producer who directed several "Abbott & Costello" films, "Phantom of the Opera" (1943), the "Francis the Talking Mule" series and created the talking-horse TV series "Mister Ed". A prominent director for Universal Pictures in the 1940s and 1950s, he is perhaps best known today as the man who gave Clint Eastwood his first contract in film.
Document 8: Mervyn LeRoy: Mervyn LeRoy (October 15, 1900 – September 13, 1987) was an American film director, film producer and occasional actor.
Document 9: Powell and Pressburger: The British film-making partnership of Michael Powell (1905–1990) and Emeric Pressburger (1902–1988)—together often known as The Archers, the name of their production company—made a series of influential films in the 1940s and 1950s. —24 films between 1939 and 1972—were mainly derived from original stories by Pressburger with the script written by both Pressburger & Powell. Powell did most of the directing while Pressburger did most of the work of the producer and also assisted with the editing, especially the way the music was used. Unusually, the pair shared a writer-director-producer credit for most of their films. The best known of these are "The Life and Death of Colonel Blimp" (1943), "A Canterbury Tale" (1944), "A Matter of Life and Death" (1946), "Black Narcissus" (1947), "The Red Shoes" (1948), and "The Tales of Hoffmann" (1951).
Document 10: Edward Ludwig: Edward Irving Ludwig (7 October 1899 – 20 August 1982) was a Russian-born American film director and writer. He directed nearly 100 films between 1921 and 1963 (some under the names Edward I. Luddy and Charles Fuhr).
Document 11: Michael Curtiz: Michael Curtiz ( ; born Manó Kaminer, December 24, 1888 April 10, 1962) was a Hungarian-born American film director, recognized as one of the most prolific directors in history. He directed classic films from the silent era and numerous others during Hollywood's Golden Age, when the studio system was prevalent.
Document 12: Francis (film): Francis is a 1950 American black-and-white comedy film from Universal-International that launched the Francis the Talking Mule film series. "Francis" is produced by Robert Arthur, directed by Arthur Lubin, and stars Donald O'Connor and Patricia Medina. The distinctive voice of Francis is a voice-over by actor Chill Wills.
Document 13: Michael Caine: Sir Michael Caine {'1': ", '2': ", '3': ", '4': "} ( ; born Maurice Joseph Micklewhite Jr., 14 March 1933) is an English actor, producer, and author. Renowned for his distinctive working class cockney accent, Caine has appeared in over 115 films and is regarded as a British film icon.
Document 14: Maurice Elvey: Maurice Elvey (11 November 1887 – 28 August 1967) was the most prolific film director in British history. He directed nearly 200 films between 1913 and 1957. During the silent film era he directed as many as twenty films per year. He also produced more than fifty films - his own as well as films directed by others.
Document 15: George Melford: George H. Melford (February 19, 1877 – April 25, 1961) was an American stage and film actor, director, producer, and screenwriter. Often taken for granted as a director today, the stalwart Melford's name by the 1920s was, like Cecil B. DeMille's, appearing in big bold letters above the title of his films.
ground_truth: no