Question: Were both Alexander Hall and Jon Amiel both considered film directors?

full_context: Document 1: Queen of Hearts (1989 film): Queen of Hearts is a British comedy film directed by Jon Amiel in 1989.
Document 2: Alex Segal: Alex Segal (July 1, 1915 – August 22, 1977) was an American television director, television producer and film director.
Document 3: Jon Amiel: Jon Amiel (born 20 May 1948) is an English film director who has since the early 1980s worked in film and television in both the UK and the US.
Document 4: Gianni Amelio: Gianni Amelio (born 20 January 1945) is an Italian film director.
Document 5: Hall Bartlett: Hall Bartlett (November 27, 1922 – September 7, 1993) was an American film producer, director, and screenwriter.
Document 6: John Madden (director): John Philip Madden ( ; born 8 April 1949) is an English director of theatre, film, television, and radio. He is known for directing "Shakespeare in Love" (1998), which won the Academy Award for Best Picture. He has also gained recognition for directing "The Best Exotic Marigold Hotel" (2011) and its sequel "The Second Best Exotic Marigold Hotel" (2015).
Document 7: Amy (1981 film): Amy is a 1981 American family drama film produced by Walt Disney Productions, distributed by Buena Vista Distribution, written by Noreen Stone and directed by Vincent McEveety, and starring Jenny Agutter.
Document 8: Amicus Productions: Amicus Productions was a British film production company, based at Shepperton Studios, England, active between 1962 and 1977. It was founded by American producers and screenwriters Milton Subotsky and Max Rosenberg.
Document 9: Stanley Hall (dancer): Stanley Hall (1917-1994) was a British-born ballet dancer with an eclectic career that ranged from the Vic-Wells Ballet (later the Royal Ballet) to the Ballets de Paris, from major Hollywood movies to Broadway, and from TV specials to celebrity nightclub acts. Hall moved to Austin, Texas in the late 1960s and founded Austin Ballet Theatre, a ballet company that enjoyed great popularity for its monthly performances at the Armadillo World Headquarters from 1972-1980. In addition to his performance legacy, he was also a teacher and mentor to many aspiring dancers in Austin until his death in 1994.
Document 10: Alexander Hall: Alexander Hall (January 11, 1894, Boston, Massachusetts – July 30, 1968, San Francisco, California) was an American film director and theatre actor.
Document 11: C. K. Alexander: C. K. Alexander (May 4, 1923 – September 2, 1980) was an Egyptian actor, director, composer, and playwright. Of Lebanese and Syrian descent, he was born as Charles Khalil Saad in Cairo, Egypt, on May 4, 1923. C.K. attended Cairo University from 1938 to 1939 and the American University in Cairo from 1940 to 1941. He changed his name to Charles Khalil Alexander after moving to the United States in 1942.
Document 12: Roland Joffé: Roland Joffé (born 17 November 1945) is an English-French film director who is known for the Oscar-winning movies "The Killing Fields" and "The Mission". He began his career in television. His early television credits included episodes of "Coronation Street" and an adaptation of "The Stars Look Down" for Granada. He gained a reputation for hard-hitting political stories with the series "Bill Brand" and factual dramas for "Play for Today".
Document 13: George Alexander (actor): Sir George Alexander (19 June 185815 March 1918), born George Alexander Gibb Samson, was an English stage actor, theatre producer and theatre manager.
Document 14: Tune in Tomorrow: Tune in Tomorrow is a 1990 film comedy directed by Jon Amiel.
Document 15: Charles D. Hall: Charles D. Hall ( April 20, 1888 – April 8, 1970) was a British-American art director and production designer. He is perhaps best remembered for his tenure at Universal Pictures, where he began his career during the silent era. He was art director for many of Universal's most famous productions of the 1920s and '30's: "The Phantom of the Opera" (1925), "All Quiet on the Western Front" (1930), the original Bela Lugosi "Dracula" (1931), the original "Magnificent Obsession" (1935), and the 1936 "My Man Godfrey" among them, as well as eleven films directed by James Whale, including the original Boris Karloff "Frankenstein" (1931), "The Invisible Man" (1933), "Bride of Frankenstein" (1935), and the 1936 film version of "Show Boat". Hall also worked on the 1929 part-talkie film version of "Show Boat", directed by Harry A. Pollard.
ground_truth: yes