Question:  What industry are both Donald Sawyer and Roger Corman apart of

Context paragraphs:
Night of the Blood Beast: Night of the Blood Beast is a 1958 American science-fiction horror film about a team of scientists who are stalked by an alien creature, which implants its embryos in an astronaut's body during a space flight.  Produced by exploitation filmmaker Roger Corman and his brother Gene, it was one of the first films directed by Bernard L. Kowalski and was written by first-time screenwriter Martin Varno, who was 21 years old.  It starred several actors who had regularly worked with Roger Corman, including Michael Emmet, Ed Nelson, Steve Dunlap, Georgianna Carter and Tyler McVey.  The film was theatrically released in Dec., 1958 on a double bill with "She Gods of Shark Reef".

Roger Corman: Roger William Corman (born April 5, 1926) is an American independent film producer, director, screenwriter, entertainment businessman, and actor.  He has been called "The Pope of Pop Cinema" and is known as a trailblazer in the world of independent film.  Much of Corman's work has an established critical reputation, such as his cycle of low budget cult films adapted from the tales of Edgar Allan Poe.  Admired by members of the French New Wave and "Cahiers du cinéma", in 1964 Corman was the youngest filmmaker to have a retrospective at the Cinémathèque Française, as well as the British Film Institute and the Museum of Modern Art.  He was the co-founder of New World Pictures, a prolific multimedia company that helped to cement Fox as a major American television network, and is a long-time member of the Academy of Motion Picture Arts and Sciences.  In 2009, he was awarded an Honorary Academy Award.

Roger Corman Presents: Roger Corman Presents was a series of films made for Showtime by movie producer Roger Corman.

Roger Corman's Cult Classics: Roger Corman's Cult Classics is a collection of DVD and Blu-ray discs of films produced by Roger Corman.  It began as a collaboration in 2010 between Roger Corman's New Horizon Pictures and Shout!  Factory in 2010.  The project ended in 2012.

Donald Sawyer: 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."

Target: Harry: Target: Harry (also known as How to Make It and the original title What's in it for Harry?)  is a 1969 thriller film directed by Roger Corman.  The film was originally meant as a television pilot for the American Broadcasting Company.  Rather than show it as a made for television film, the film was released theatrically as "How to Make It".  The film was shot in Monaco and Turkey in 1967 with Monte Hellman editing the film in 1968.  Roger Corman took his name off the film and credited himself as "Henry Neill".

Masque of the Red Death (1989 film): Masque of the Red Death is a 1989 American horror film produced by Roger Corman, and directed by Larry Brand, starring Adrian Paul and Patrick Macnee.  The film is a remake of the 1964 picture of the same name which was directed by Roger Corman.  The screenplay, written by Daryl Haney and Larry Brand, is based upon the classic short story of the same name by American author Edgar Allan Poe, concerning the exploits of Prince Prospero, who organizes a "bal masqué" in his castle while the peasants of his fiefdom die from the plague in great numbers.

The Cry Baby Killer: The Cry Baby Killer is a 1958 Drama cult film produced by Roger Corman.  It was the feature film debut of Jack Nicholson.  Until recently, the film was out of print and hard to find.  In 2006, it was issued on DVD for the first time by Buena Vista Home Entertainment as part of their Roger Corman Classics series.

Virtually Heroes: Virtually Heroes is a 2013 American low-budget gamer film directed by G.J. Echternkamp, starring Robert Baker and Mark Hamill.  Produced by Roger Corman, it made its world premiere at the 2013 Sundance Film Festival.  Adjusted for inflation, it is Roger Corman's cheapest film to date.

Black Scorpion (film): Black Scorpion is a 1995 comedy-action film starring Joan Severance as the eponymous costumed crime fighter.  Roger Corman was the executive producer, and it was originally released on the Showtime cable network as part of the "Roger Corman Presents" series.

Supporting paragraphs: Donald Sawyer Roger Corman
Answer: film