Question: Which film director was also a cinematographer, Edwin Greenwood or Nicolas Roeg?

Context paragraphs:
Walkabout (film): Walkabout is a 1971 survival film set in the Australian outback, directed by Nicolas Roeg and starring Jenny Agutter, Luc Roeg (credited as "Lucien John") and David Gulpilil (credited as "David Gumpilil").  Edward Bond wrote the screenplay, which is loosely based on the 1959 novel "Walkabout" by James Vance Marshall.  "Walkabout" premiered in competition at the 1971 Cannes Film Festival.

Eureka (Jim O'Rourke album): Eureka is the second Drag City album by American musician Jim O'Rourke.  O'Rourke continues to use Drag City for his more conventional work.  It was released in 1999.  It is named after the 1984 Nicolas Roeg film of the same name.  It is one of three albums recorded by O'Rourke that are named after Roeg films.

Nicolas Roeg: Nicolas Jack Roeg {'1': ", '2': ", '3': 'CBE BSC', '4': "} ( ; born 15 August 1928) is an English film director and cinematographer.

31st Cairo International Film Festival: The 31st annual Cairo International Film Festival was held from November 27 to December 7, 2007.  English director Nicolas Roeg was the President of the Jury.

Donald Cammell: Donald Seaton Cammell (17 January 1934 – 24 April 1996) was a Scottish film director who has a cult reputation thanks to his debut film "Performance", which he co-directed with Nicolas Roeg.

Anthony B. Richmond: Anthony Barry Richmond BSC, ASC (born 7 July 1942) is an English cinematographer known for his work with director Nicolas Roeg on the films "Don't Look Now", "The Man Who Fell to Earth" and "Bad Timing".

Theresa Russell: Theresa Lynn Russell (born March 20, 1957) is an American actress.  Russell made her film debut in "The Last Tycoon" (1976) directed by Elia Kazan, followed by a lead role opposite Dustin Hoffman in "Straight Time" (1978).  She was then cast in Nicolas Roeg's controversial thriller "Bad Timing" (1980), which earned her critical praise.  After marrying Roeg in 1982, she appeared in multiple films directed by him, mainly arthouse and experimental films, including "Eureka" (1983), "Insignificance" (1985), and "Cold Heaven" (1991).

Hotel Paradise (1995 film): Hotel Paradise is a 1995 29min short film by director Nicolas Roeg and writer Michael Allin starring Theresa Russell, Vincent D'Onofrio, and Jimmy Batten.  It was presented at the Montreal World Film Festival as part of trilogy with "Sweeties" by Cinzia Th.  Torrini in Italian, and "Devilish Education" by Janusz Maiewski in Polish.

Edwin Greenwood: Edwin Greenwood (1895-1939) was a British screenwriter and film director.

Performance (film): Performance is a 1970 British crime drama film directed by Donald Cammell and Nicolas Roeg, written by Cammell and photographed by Roeg.  The film stars James Fox as a violent and ambitious London gangster who, after carrying out an unordered killing, goes into hiding at the home of a reclusive rock star (Mick Jagger of The Rolling Stones, in his film acting debut).

Supporting paragraphs: Edwin Greenwood Nicolas Roeg
Answer: Nicolas Jack Roeg