Question: Who starred in the 1975 American Thriller film that was produced by one of the producers for the film Jaws?

Context paragraphs:
Jaws 2: Jaws 2 is a 1978 American thriller film, the first sequel to Steven Spielberg's "Jaws" (1975), and the second installment in the "Jaws" franchise.  Directed by Jeannot Szwarc, it stars Roy Scheider as Police Chief Martin Brody, with Lorraine Gary and Murray Hamilton reprising their respective roles as Martin's wife Ellen Brody and mayor Larry Vaughn.  The film also stars Joseph Mascolo, Jeffrey Kramer, Collin Wilcox, Ann Dusenberry, Mark Gruner, Susan French, Barry Coe, Donna Wilkes, and Gary Springer.

David Brown (producer): David Brown (July 28, 1916 February 1, 2010) was an American film and theatre producer and writer who was best known for coproducing the 1975 film Jaws based on the best-selling novel by Peter Benchley.

Mako: The Jaws of Death: Mako: The Jaws of Death is a 1976 thriller film directed by William Grefe.  The film is about a brooding loner who accidentally learns that he has a telepathic and emotional connection with sharks.  He eventually rebukes society and sets out to protect sharks from people.  The film was set and shot on location in Key West, Florida.  This film is one of the first in the wave of films that sought to capitalize on the popularity of the 1975 feature film, "Jaws".  "Mako: The Jaws of Death", with its sympathetic portrayal of sharks as the real "victims" of human exploitation, is notable in the maritime horror genre for having depicted the sharks as the heroes and man as the villain.

Jaws (film): Jaws is a 1975 American thriller film directed by Steven Spielberg and based on Peter Benchley's 1974 novel of the same name.  In the story, a giant man-eating great white shark attacks beachgoers on Amity Island, a fictional New England summer resort town, prompting the local police chief to hunt it with the help of a marine biologist and a professional shark hunter.  The film stars Roy Scheider as police chief Martin Brody, Robert Shaw as shark hunter Quint, Richard Dreyfuss as oceanographer Matt Hooper, Murray Hamilton as Larry Vaughn, the mayor of Amity Island, and Lorraine Gary as Brody's wife, Ellen.  The screenplay is credited to both Benchley, who wrote the first drafts, and actor-writer Carl Gottlieb, who rewrote the script during principal photography.

Abduction (1975 film): Abduction is a 1975 American thriller film directed by Joseph Zito, produced and written by Kent E. Carroll and based on the novel "Black Abductor" by Harrison James.  It stars Gregory Rozakis, David Pendleton and Judith-Marie Bergan and was first released in the U.S. on October 24, 1975.  A young newspaper heiress is kidnapped and brutalised by a group of radicals and becomes sympathetic to their cause.

Jaws 3-D: Jaws 3-D (also known as Jaws 3 or Jaws III) is a 1983 American thriller film directed by Joe Alves and starring Dennis Quaid, Bess Armstrong, Lea Thompson, and Louis Gossett, Jr. It is the second sequel to Steven Spielberg's "Jaws" and the third installment in the "Jaws" franchise.  The film follows the Brody children from the previous films at SeaWorld, a Florida marine park with underwater tunnels and lagoons.  As the park prepares for opening, a young great white shark infiltrates the park from the sea, seemingly attacking and killing the park's employees.  Once the shark is captured, it becomes apparent that it was a second, much larger shark who also entered the park, that was the real culprit.

The Eiger Sanction (film): The Eiger Sanction is a 1975 American thriller film directed by and starring Clint Eastwood.  Based on the 1972 novel "The Eiger Sanction" by Trevanian, the film is about an art history professor, mountain climber and former assassin once employed by a secret United States government agency who is blackmailed into returning to his deadly profession and do one more "sanction", a euphemism for killing.  He agrees to join an international climbing team in Switzerland planning an ascent of the Eiger north face in order to complete a second sanction to avenge the murder of an old friend.  The film was produced by Robert Daley for Eastwood's Malpaso Company, with Richard D. Zanuck and David Brown as executive producers, and co-starred George Kennedy, Vonetta McGee and Jack Cassidy.

Cruel Jaws: Cruel Jaws, also known as The Beast, is a 1995 direct-to-video Italian thriller film shot in Florida including the Theater of the Sea.  The film stars Richard Dew and David Luther and was directed by Bruno Mattei (under the name of William Snyder).  It was released on VHS and DVD in relative obscurity, mostly outside of the United States.  While marketed in many areas as Jaws 5: Cruel Jaws, it is actually not part of the "Jaws" franchise.

The Specialist (1975 film): The Specialist is a 1975 American thriller film directed by Howard Avedis and written by Ralph B. Potts, Howard Avedis and Marlene Schmidt.  The film stars Adam West, John Anderson, Ahna Capri, Harvey Jason, Alvy Moore and Marlene Schmidt.  The film was released in May 1975, by Crown International Pictures.

The Drowning Pool (film): The Drowning Pool is a 1975 American thriller film directed by Stuart Rosenberg, and based upon Ross Macdonald's novel of the same name.  The film stars Paul Newman, Joanne Woodward, and Anthony Franciosa, and is a sequel to "Harper".  The setting is shifted from California to Louisiana.

Supporting paragraphs: The Eiger Sanction (film) David Brown (producer)
Answer: Clint Eastwood