Question: Ross Shor Lynch, is an American singer, songwriter, and actor, he is also starring in a new horror/thriller movie called "My Friend Dahmer," a 2017, an American biographical drama film, written and directed by who?

full_context: Document 1: Roshon Fegan: Roshon Bernard Fegan (born October 6, 1991) mononymously known as Roshon (stylized as ROSHON, formerly stylized as RO SHON), is an American actor, rapper, and dancer. He is best known for his role as Ty Blue on the Disney Channel original series "Shake It Up" and for his role as Sander Loyer in the Disney Channel movie franchise "Camp Rock" with the Jonas Brothers and Demi Lovato. He writes and produces his own music as well as working with the president of Lava/Universal Republic. In 2012, Roshon appeared on "Dancing with the Stars".
Document 2: Sterling Knight: Sterling Knight (born March 5, 1989) is an American actor and musician. He is best known for playing the roles as Alex in "17 Again", Chad Dylan Cooper in Disney Channel Original Series "Sonny with a Chance" and its spinoff "So Random!", Zander Carlson in "Melissa & Joey", and Christopher Wilde in the Disney Channel Original Movie "Starstruck".
Document 3: Caleb McLaughlin: Caleb McLaughlin (born October 13, 2001) is an American actor. He began his career on the Broadway stage as Young Simba in the musical "The Lion King". Since 2016, he has portrayed Lucas Sinclair in the Netflix science fiction drama series "Stranger Things". Industry reports have confirmed that he will return in Season 2. In 2017, McLaughlin appeared in the BET miniseries "The New Edition Story" as Ricky Bell.
Document 4: Jordan Fisher: Jordan William Fisher (born April 24, 1994) is an American singer, dancer and actor. His self-titled EP was released by Hollywood Records on August 19, 2016. He has had recurring roles on the television series, "The Secret Life of the American Teenager" and "Liv and Maddie", and supporting roles in the television films, "Teen Beach Movie", "Teen Beach 2" and "", and is featured on the "Moana" soundtrack. He assumed the role of John Laurens/Philip Hamilton in the Broadway production of "Hamilton" on November 22, 2016. He played Noah Patrick in the TV series "Teen Wolf".
Document 5: Ross Lynch: Ross Shor Lynch (born December 29, 1995) is an American singer, songwriter, and actor. He is one of the founding members of the pop rock band R5. As an actor, he is known for his debut role as Austin Moon on the Disney Channel original series "Austin & Ally", and for his role as Brady in the "Teen Beach Movie" series. Lynch is also starring in a new horror/thriller movie called "My Friend Dahmer," where he plays the role of Jeffrey Dahmer in his teenage years. The movie is set to debut in the fall of 2017.
Document 6: Teen Beach Movie: Teen Beach Movie is a Disney Channel Original Movie that premiered July 19, 2013, on Disney Channel, starring Ross Lynch and Maia Mitchell. The movie was filmed in Puerto Rico. It was the only Disney Channel movie premiering in 2013.
Document 7: My Friend Dahmer (film): My Friend Dahmer is a 2017 American biographical drama film written and directed by Marc Meyers about the American serial killer Jeffrey Dahmer. It is based on the 2012 graphic novel of the same name by cartoonist John "Derf" Backderf, who had been friends with Dahmer in high school in the 1970s, soon before Dahmer began his killing spree. The film stars Ross Lynch, Alex Wolff, Dallas Roberts, and Anne Heche.
Document 8: My Friend Dahmer: My Friend Dahmer is a graphic memoir by artist John "Derf" Backderf about his teenage friendship with serial killer Jeffrey Dahmer.
Document 9: Albert Fish (film): Albert Fish is a 2007 biographical documentary film directed by John Borowski. The film relates the life story of American serial killer and cannibal Albert Fish. In addition to interviews, period footage and photographs, the film also recreates many of Fish's crimes in numerous reenactment scenes. The film is also Tony Jay's final work, having died seven months prior to its release.
Document 10: Raising Jeffrey Dahmer: Raising Jeffrey Dahmer is a 2006 American drama film based on the case of serial killer Jeffrey Dahmer. The film is directed by Rich Ambler and stars Rusty Sneary as Dahmer, Scott Cordes as his father, and Cathy Barnett as his stepmother.
Document 11: Dahmer (disambiguation): Jeffrey Dahmer (1960–1994) was an American serial killer and sex offender.
Document 12: Riker Lynch: Riker Anthony Lynch (born November 8, 1991) is an American singer and actor. He was previously cast as Jeff, one of the members of the Dalton Academy Warblers singing group, on Fox's television series "Glee". He was awarded second place on season 20 of "Dancing with the Stars" with Allison Holker as his dance partner.
Document 13: Jeffrey Dahmer: Jeffrey Lionel Dahmer (May 21, 1960 – November 28, 1994), also known as the Milwaukee Cannibal, was an American serial killer and sex offender, who committed the rape, murder, and dismemberment of seventeen men and boys between 1978 and 1991. Many of his later murders involved necrophilia, cannibalism, and the permanent preservation of body parts—typically all or part of the skeletal structure.
Document 14: Dahmer (film): Dahmer is a 2002 American biographical horror film directed by David Jacobson and starring Jeremy Renner and Bruce Davison. Renner plays American serial killer Jeffrey Dahmer, a mentally-unstable recluse in Wisconsin who kidnaps, rapes, and murders multiple men.
Document 15: Christopher Scarver: Christopher J. Scarver (born July 6, 1969) is an American convicted murderer who also killed serial killer and cannibal Jeffrey Dahmer at Columbia Correctional Institution, Portage, Wisconsin, in 1994. Scarver used a 20-inch (51 cm) metal bar he removed from a piece of exercise equipment in the prison weight room to beat Dahmer and another convicted murderer, Jesse Anderson. Both Dahmer and Anderson died later from their injuries. Scarver was sentenced to two further life sentences for the killings.
ground_truth: Marc Meyers