Question: Are Rex Ingram and Joshua Dugdale both documentarians?

Context articles: Rex Ingram (director)
The Garden of Allah (1927 film)
Black Orchids (film)
The Magician (1926 film)
Trifling Women
The Three Passions
Joshua Dugdale
Beau Brummel (1913 film)
Baroud
Turn to the Right

Rex Ingram (15 January 1892 – 21 July 1950) was an Irish film director, producer, writer and actor.
 Director Erich von Stroheim once called him "the world's greatest director."
The Garden of Allah (1927) is a film directed by Rex Ingram and starring his wife, actress Alice Terry.
 It was the second version of the Robert Hichens novel "The Garden of Allah", which had been filmed by the Selig company in 1916 with Helen Ware and would be filmed again in 1936 with Marlene Dietrich and Charles Boyer.
 The film was shot at a studio in Nice, France, and the desert exteriors were filmed in North Africa.
Black Orchids is a 1917 American silent drama film written and directed by Rex Ingram.
 The film was released as "The Fatal Orchids" in the United Kingdom.
 The feature stars Cleo Madison, Francis McDonald and Dick La Reno.
 Ingram later remade the film as "Trifling Women" (1922).
The Magician is a 1926 horror film directed by Rex Ingram about a magician's efforts to acquire the blood of a maiden for his experiments to create life.
 It was adapted by Ingram from the novel "The Magician" by W. Somerset Maugham.
 It stars Alice Terry (the director's wife), Paul Wegener and Iván Petrovich.
 Critic Carlos Clarens wrote that it was "perhaps the most elusive of lost films."
 However, since the time Clarens wrote this, various prints of the film have surfaced.
 Some have screened at independent movie festivals from 1993 onwards, and the film has also been shown on Turner Classic Movies.
 It remained commercially unavailable being released on DVD in the Warner Brothers Archive Collection in 2011 (with a running time of 88 minutes).
Trifling Women was a 1922 American silent romantic drama film directed by Rex Ingram.
 It is credited with boosting the careers of its leads, Barbara La Marr and Ramon Novarro.
 It has been described as Ingram's most personal film.
The Three Passions is a 1928 British silent drama film directed by Rex Ingram and starring Alice Terry, Iván Petrovich and Shayle Gardner.
 It was made as a quota film for Allied Artists and was based on a novel by Cosmo Hamilton.
 It was filmed on the French Riviera.
Joshua Dugdale, FRSA (Birmingham 1974), is a British documentary film-maker.
 He studied economics at the University of Manchester.
Beau Brummel is a 1913 silent short film directed by and starring James Young in the titular role.
 The supporting cast features Clara Kimball Young and Rex Ingram.
 The picture was released through the Vitagraph Company of America and based upon the Clyde Fitch novel and play, with a running time of ten minutes.
 Richard Mansfield originated the play on Broadway in 1894.
 The film was remade in 1924 starring John Barrymore and Mary Astor and again in 1954 with Stewart Granger, Elizabeth Taylor and Peter Ustinov.
Baroud is a 1932 British-French adventure film directed by Rex Ingram and Alice Terry and starring Felipe Montes, Rosita Garcia, Pierre Batcheff.
 It was released in separate French and English-language versions, the latter sometimes known by the title Love in Morocco.
 It was the final film of Ingram, a leading Hollywood director of the silent era.
 The title is the Berber word for war.
Turn To The Right is an extant 1922 silent comedy-drama film directed by Rex Ingram and starring Alice Terry.