Edwin Greenwood (1895-1939) was a British screenwriter and film director.
Richard Zampella is an American film and multimedia producer, who has collaborated with John Mulholland (director) on three documentaries films including; Sergeant York of God & Country (Warner Home Video—Narrated by Liam Neeson), Inside High Noon (Lions Gate Entertainment—Narrated by Frank Langella) and Cooper & Hemingway: The True Gen (Narrated by Sam Waterston).
 Cooper & Hemingway: The True Gen was reviewed by The New York Times film critic Andy Webster on October 11, 2013 and was named an NY Times Critics’ Pic by Manohla Dargis, A. O. Scott and Stephen Holden.
 Webster said the picture was proof that the work of these two men "endures and so does what they stood for".
The Fair Maid of Perth is a 1923 British silent adventure film directed by Edwin Greenwood and starring Russell Thorndike, Sylvia Caine and Lionel d'Aragon.
 It was made at Beaconsfield Studios, and based on the 1828 novel "The Fair Maid of Perth" by Sir Walter Scott.
John Argyle (1911–1962) was a British screenwriter, producer and film director.
The Audacious Mr. Squire is a 1923 British silent comedy film, directed by Edwin Greenwood, written by Eliot Stannard, produced by Edward Godal and starring Jack Buchanan, Valia and Dorinea Shirley.
Tesha is a 1928 British drama film directed by Victor Saville and Edwin Greenwood and starring María Corda, Jameson Thomas and Paul Cavanagh.
 A man's wife has an affair with his best friend and becomes pregnant.
 The film was originally shot as a silent film but in 1929 sound was added.
A Woman in Pawn is a 1927 British silent crime film directed by Edwin Greenwood and starring Gladys Jennings, John Stuart and Lauderdale Maitland.
 It was based on a melodramatic play by Frank Stayton.
 It was made at the Lime Grove Studios in Shepherd's Bush.
What Money Can Buy is a 1928 British silent drama film directed by Edwin Greenwood and starring Madeleine Carroll, Humberston Wright and John Longden.
 A rake makes a bet that he can seduce a woman if he offers her enough money.
The Co-Optimists is a 1929 British concert musical film directed by Edwin Greenwood and Laddie Cliff and starring Davy Burnaby, Stanley Holloway and Betty Chester.
 It was made at Twickenham Studios.
John Mulholland is an American writer and director, specializing in documentaries.
 He was born in New York City, where he still lives.
 Mulholland’s most recent documentary is "", exploring the 20-year friendship between actor Gary Cooper and author Ernest Hemingway.

Question: In between John Mulholland and Edwin Greenwood who was a British screenwriter and film director?
Answer: Edwin Greenwood