Donald Richie "Don" Taylor (December 13, 1920 – December 29, 1998) was an American actor and film director.
 He co-starred in 1940s and 1950s classics, including the 1948 film noir "The Naked City", "Battleground", "Father of the Bride", "Father's Little Dividend" and "Stalag 17".
 He later turned to directing films such as "Escape from the Planet of the Apes" (1971), "Tom Sawyer" (1973), and "" (1978).
Tom Sawyer, Detective is a 1938 American mystery film directed by Louis King and written by Robert Yost, Lewis R. Foster and Stuart Anthony.
 The film stars Billy Cook, Donald O'Connor, Porter Hall, Phil Warren, Janet Waldo, Elisabeth Risdon and William Haade.
 The film was released on December 23, 1938, by Paramount Pictures.
John Marmon, known as Jacky Marmon (1798-1800?
–1880) was an Australian sailor, who became one of the first Europeans to live as a Pākehā Māori.
 His occupations included interpreter, shopkeeper, sawyer, carpenter and soldier.
Donald Hunter CBE FRCP (11 February 1898 – 11 December 1978) was a British physician and author of a classic text on occupational medicine, "The Diseases of Occupations".
Lines of Wellington (Portuguese: "Linhas de Wellington" ) is a 2012 Franco-Portuguese epic war film and television series prepared by Chilean director Raúl Ruiz and completed by his widow Valeria Sarmiento.
 Its title refers to the historical Lines of Torres Vedras.
The Allen & Company Sun Valley Conference is an annual media finance conference hosted and wholly independently funded by private investment firm Allen & Company.
 The conference has taken place in Sun Valley, Idaho for one week each July since 1983.
 The conference typically features business leaders, political figures, and major figures in the philanthropic and cultural spheres.
 Previous conference guests have included Bill and Melinda Gates, Warren and Susan Buffett, Tony Blair, Google founders Larry Page and Sergey Brin, Allen alumnus and former Philippine Senator Mar Roxas, Google Chairman Eric Schmidt, Yahoo! co-founder Jerry Yang, Facebook founder Mark Zuckerberg, Media Mogul Rupert Murdoch, eBay CEO Meg Whitman, BET founder Robert Johnson, Time Warner Chairman Richard Parsons, NBA player LeBron James, Governor Chris Christie, entertainer Dan Chan, Katharine Graham of "The Washington Post", Diane Sawyer, InterActiveCorp Chairman Barry Diller, Linkedin co-founder Reid Hoffman, Sandro Salsano from Salsano Group, and Washington Post CEO Donald E. Graham, and Oprah.
Walter Ritte Jr. (born April 12, 1945) is a Native Hawaiian activist and educator from Ho‘olehua, Moloka‘i, Hawai‘i.
 He began his activism as one of the "Kaho‘olawe Nine," a group of activists who were the first to land on the island of Kaho‘olawe in January 1976 in opposition to the military bombing that was then taking place on the island.
 Other occupations took place and Ritte, along with Richard Sawyer, occupied and stayed hidden on the island for 35 days, an act which led to his arrest and brief imprisonment.
 The island was eventually returned to the State of Hawai‘i.
Valeria Sarmiento (born 29 October 1948) is a Chilean film editor, director and screenwriter.
 She has worked both in film and television.
 She has directed 19 feature films and documentaries since 1972.
 Her debut feature "Notre mariage" (1984) was a Grand Prix winner for Best New Director at the San Sebastián International Film Festival and her 1991 film "Amelia Lópes O'Neill" was entered into the 41st Berlin International Film Festival.
 She is the widow of Chilean film director Raúl Ruiz with whom she worked for decades as regular collaborator, editor and writer.
 She has also edited films for Luc Moullet, Robert Kramer and Ventura Pons and is a Guggenheim Fellow (1988).
 Her film "Lines of Wellington" competed for the Golden Lion at the 69th Venice International Film Festival.
Amelia Lópes O'Neill is a 1991 Chilean drama film directed by Valeria Sarmiento.
 It was entered into the 41st Berlin International Film Festival.
Donald Sawyer is a film director, currently residing in Westfield, New Jersey.
 He is best known for directing the controversial 2009 documentary, 'The Eyes Have Frozen Open: The Fall of the Kroner'.
 The film chronicling the financial crisis in Iceland met harsh reviews at the 2010 Boulder International Film Festival.
 Critics have cited its depiction of certain British banks as being succubi on the economy of Iceland as "over-the-top and defamatory."

Question: Donald Sawyer and Valeria Sarmiento, have which mutual occupations?
Answer: film director