Question: Frederick Wiseman and William Malone, have which mutual occupation?

full_context: Document 1: William Malone (director): William Malone (born 1953) is an American horror filmmaker who directed such films as the 1999 remake "House on Haunted Hill", "Scared to Death", "Creature", and "FeardotCom".
Document 2: The Haunting (1999 film): The Haunting is a 1999 American supernatural horror film directed by Jan de Bont. The film is a remake of the psychological horror film of the same name. Both of them are based on the 1959 novel, "The Haunting of Hill House" by Shirley Jackson. "The Haunting" stars Liam Neeson, Catherine Zeta-Jones, Owen Wilson and Lili Taylor. It was released in the United States on July 23, 1999.
Document 3: Titicut Follies: Titicut Follies is a 1967 American Direct Cinema documentary film directed by Frederick Wiseman and filmed by John Marshall, about the patient-inmates of Bridgewater State Hospital for the criminally insane, a Massachusetts Correctional Institution in Bridgewater, Massachusetts. In 1967 the film won awards in Germany and Italy. Later on, Wiseman made a number of such films examining social institutions (e.g. hospitals, police, schools, etc.) in the United States.
Document 4: Gordon Quinn: Gordon Quinn is Artistic Director and founding member of Kartemquin Films and a 2007 recipient of the MacArthur Award for Creative and Effective Institutions. Gordon Quinn has been making documentaries for over 45 years and has produced or directed over 30 films. His recent directing credits include "Prisoner of Her Past" and "A Good Man". His producing credits include the films "Hoop Dreams"; "In the Family";"Vietnam, Long Time Coming"; "Golub: Late Works Are the Catastrophes"; "5 Girls"; "Refrigerator Mothers"; and "Stevie". Most recently, Gordon executive produced "" and "The New Americans", for which he directed the Palestinian segment. Currently, he is executive producing several new films for Kartemquin.
Document 5: The Plagues: The Plagues were an American garage rock band from Lansing, Michigan who were active in the 1960s (not to be confused with other bands of the period named "the Plagues"). They were led by bass player, principal songwriter, and vocalist William Malone. The group had a local and regional hit with "I’ve Been Through It Before". Malone left the band in 1966 to join the Frightened Trees, as the remaining members formed a new group out of the ashes of the Plagues, the Plain Brown Wrapper. Malone later became a successful Hollywood movie director, whose 2008 horror thriller "Parasomnia" included "I’ve Been Through It Before", as well as other songs by the Plagues and other 1960s garage bands. In the intervening years the Plagues work has attracted a following amongst garage rock enthusiasts and collectors.
Document 6: Frederick Wiseman: Frederick Wiseman (born January 1, 1930) is an American filmmaker, documentarian, and theatre director. His work is "devoted primarily to exploring American institutions". He has been called "one of the most important and original filmmakers working today".
Document 7: In Jackson Heights: In Jackson Heights is a 2015 documentary film about the communities of Jackson Heights, Queens, New York City directed by Frederick Wiseman. The film received widespread critical acclaim and is widely regarded as one of the best documentary released in the 21th century. In 2017, the film was considered the thirteenth ""Best Film of the 21st Century So Far" by The New York Times.
Document 8: Warrior Films: Warrior Films is a 501(c)(3) non-profit film production company headquartered in Oakland, California. Founded by Oscar and Emmy nominated producer/director Frederick Marx (Hoop Dreams) in 2003, the organization produces documentary films about people overcoming social-economic barriers to create social change. Warrior Films also runs a documentary filmmaking course in partnership with colleges and universities.
Document 9: FeardotCom: FeardotCom is a 2002 horror film directed by William Malone and starring Stephen Dorff, Natascha McElhone and Stephen Rea. The plot details a New York City detective investigating a series of mysterious deaths connected to a disturbing website.
Document 10: Frederick Marx: Frederick Marx is a film producer/director. He was named a Chicago Tribune Artist of the Year for 1994, a 1995 Guggenheim Fellow, and a recipient of a Robert F. Kennedy Special Achievement Award. Frederick Marx achieved international fame for his film "Hoop Dreams" (1994). It is one of the highest grossing non-musical documentaries in United States history.
Document 11: William Castle: William Castle (April 24, 1914 – May 31, 1977) was an American film director, producer, screenwriter, and actor.
Document 12: David Malone (independent filmmaker): David Hugh Malone (born March 1962) is a British independent filmmaker, Green Party politician, and author of "The Debt Generation". He has directed television documentaries on philosophy, science and religion, originally broadcast in the United Kingdom by the BBC and Channel 4.
Document 13: House on Haunted Hill (1999 film): House on Haunted Hill is a 1999 American horror film directed by William Malone and starring Geoffrey Rush, Famke Janssen, Taye Diggs, Ali Larter, and Jeffrey Combs. It also includes a cameo appearance by Peter Graves. The plot follows a group of strangers who are invited to a party at an abandoned asylum, where they are offered $1 million each by an amusement park mogul if they are able to survive the night. Produced by Robert Zemeckis and Joel Silver, it is a remake of the 1959 film of the same title directed by William Castle, and features special effects by famed make-up artists Gregory Nicotero and Dick Smith.
Document 14: State Legislature (film): State Legislature is a 2007 American documentary film directed by Frederick Wiseman. It details the workings of the Idaho Legislature. Wiseman filmed for a total of 160 hours over a full 12-week session of the legislature, later editing his content down to a 3 ½ hour film. Wiseman was interested in the topic as a way to show one of the more basic political systems in America at work. It was first broadcast on PBS on June 2007.
Document 15: Charles Ferguson (filmmaker): Charles Henry Ferguson (born March 24, 1955) is the founder and president of Representational Pictures, Inc., and director and producer of "No End in Sight: The American Occupation of Iraq" (2007) and "Inside Job" (2010), which won the Academy Award for Best Documentary. Ferguson is also a software entrepreneur, writer and authority in technology policy.
ground_truth: filmmaker