Question: Who played Matt Reeves in a 2010 horror film written and directed by Matt Reeves?

full_context: Document 1: Liam Aiken: Liam Pádraic Aiken (born January 7, 1990) is an American actor. He has starred in films such as "Stepmom" (1998), "Road to Perdition" (2002), and "Good Boy!" (2003), and played Klaus Baudelaire in "Lemony Snicket's A Series of Unfortunate Events" (2004), based on the series of books.
Document 2: Let the Right One In (film): Let the Right One In (Swedish: "Låt den rätte komma in" ) is a 2008 Swedish romantic horror film directed by Tomas Alfredson, based on the 2004 novel of the same title by John Ajvide Lindqvist, who also wrote the screenplay. The film tells the story of a bullied 12-year-old boy who develops a friendship with a vampire child in Blackeberg, a suburb of Stockholm, in the early 1980s. Alfredson, unconcerned with the horror and vampire conventions, decided to tone down many elements of the novel and focus primarily on the relationship between the two main characters. Selecting the lead actors involved a year-long process with open castings held all over Sweden. In the end, the 11-year-olds Kåre Hedebrant and Lina Leandersson were chosen for the leading roles. They were subsequently commended by both Alfredson and film reviewers for their performances.
Document 3: Joshua Seth: Joshua Seth (born December 2, 1968) is an American voice actor, magician, comedian, keynote speaker, mentalist, and entertainer. He was born in Kent, Ohio, and graduated from Theodore Roosevelt High School. As a child, Seth attended several experimental programs at Kent State University where he was admitted at the age of 8. Later, he attended Hampshire College as well as the New York University's film school Tisch School of the Arts where he trained as a performing artist he has lent his voice for many popular anime characters and he is also the best known for voicing as Taichi "Tai" Kamiya in "Digimon Adventure" series. He was also the announcer of "Kids WB's Aftertoons Show" block and "Saturdays: Unleashed" block. He has also recently stated on "Did You Know Anime?" on YouTube that he would reprise his role as Tai Kamiya's English voice actor in "Digimon Fusion", if Saban were to request his services. He is confirmed to be reprising his role as Tai in "Digimon Adventure tri."
Document 4: Lina Leandersson: Lina Leandersson (born 27 September 1995) is a Swedish actress. She played the lead role of Eli in the 2008 Swedish romantic vampire film "Let the Right One In", based on the novel by the same name. Born in Falun, Leandersson started performing at an early age. She acted in local amateur theatre performances, and had a few brief television appearances in 2006. At the age of eleven, Leandersson was cast to play one of the two leads in Tomas Alfredson's film, "Let the Right One In", after applying for the role through a web-based casting service. The film was an international success, and Leandersson's performance as the vampire Eli brought her widespread critical acclaim as well as several awards and nominations. She has stated that she wants to continue acting.
Document 5: Chloë Grace Moretz: Chloë Grace Moretz ( ; born February 10, 1997) is an American actress and model. She began her acting career in 2004 at age seven. Her early film credits include roles in "The Amityville Horror" (2005), "The Poker House" (2008), "(500) Days of Summer" (2009), "Diary of a Wimpy Kid" (2010) and "Let Me In" (2010).
Document 6: Seth Green: Seth Benjamin Green (born Seth Benjamin Gesshel-Green; February 8, 1974) is an American actor, voice artist, comedian, producer, writer, and director. Green is the creator, executive producer, writer, director and is the most-frequent voice on Adult Swim's "Robot Chicken". He directed many of the "Robot Chicken" specials including "" and "DC Comics Special". His feature films include "Airborne", "The Italian Job", "Party Monster", "Can't Hardly Wait", "Without a Paddle" and the "Austin Powers" series. Green is also known for his role as Chris Griffin on Fox's "Family Guy" and previously as Daniel "Oz" Osbourne in "Buffy the Vampire Slayer", and "Greg the Bunny". He voices Lieutenant Gibbs in "Titan Maximum" and Jeff "Joker" Moreau in the "Mass Effect" video game series. Green has appeared in movies such as "Rat Race", "America's Sweethearts", "Old Dogs", as a child in Woody Allen's "Radio Days", and in the horror films "Idle Hands" and "Stephen King's It".
Document 7: Tomas Alfredson: Hans Christian Tomas Alfredson (born 1 April 1965) is a Swedish film director who is best known internationally for directing the 2008 vampire film "Let the Right One In" and 2011 espionage film "Tinker Tailor Soldier Spy". Alfredson has received the Guldbagge award for Best Direction twice; in 2005 for "Four Shades of Brown", and in 2008 for "Let the Right One In".
Document 8: Matt Reeves: Matthew George "Matt" Reeves (born April 27, 1966) is an American screenwriter, director and producer. Reeves began his career as a screenwriter for the films "" (1995) and "The Pallbearer" (1996), the latter of which marked his feature-length directorial debut. He then transitioned into television as a director and co-creator of the drama series "Felicity" (1998–2002) alongside J.J. Abrams. Reeves has since directed the found-footage horror film "Cloverfield" (2008), the romantic horror film "Let Me In" (2010), and the science fiction sequels "Dawn of the Planet of the Apes" (2014) and "War for the Planet of the Apes" (2017). In February 2017, Warner Bros. announced that Reeves would direct "The Batman", to be set in the DC Extended Universe starring Ben Affleck as the titular character.
Document 9: Kodi Smit-McPhee: Kodi Smit-McPhee (born 13 June 1996) is an Australian actor. He is best known for his roles as The Boy in "The Road", Owen in "Let Me In", Norman Babcock in "ParaNorman", Alexander in "Dawn of the Planet of the Apes", and Nightcrawler in the 2016 film "". He will also play Will Burrows, a lead role, in the upcoming film adaptation of the novel "Tunnels".
Document 10: Seth Cohen: Seth Ezekiel Cohen is a fictional character on the FOX television series "The O.C.", portrayed by Adam Brody. Seth is one of the "core four" characters on "The O.C." alongside Ryan Atwood, Marissa Cooper, and Summer Roberts. Seth's friendship with Ryan, who eventually became his adoptive brother, formed a focal point of the series along with their romances. Seth married Summer in the series finale. His other relationships were with Anna Stern and Alex Kelly. Seth's goal was to attend Brown University, but he ends up going to Rhode Island School of Design (RISD) and continuing work on his comic book "Atomic County". The role saw Brody win four Teen Choice Awards from five nominations, from 2004 to 2006.
Document 11: Let Me In (film): Let Me In is a 2010 American-British romantic horror film written and directed by Matt Reeves and starring Kodi Smit-McPhee, Chloë Grace Moretz, Elias Koteas, and Richard Jenkins. It is a remake of the 2008 Swedish film "Let the Right One In" (2008). It tells the story of a bullied 12-year-old boy who develops a friendship with a female child vampire in Los Alamos, New Mexico in the early 1980s.
Document 12: Jaeden Lieberher: Jaeden Wesley Lieberher (born January 4, 2003) is an American actor. He is known for starring as Bill Denbrough in the horror film "It" (2017), and for his leading roles in the films "St. Vincent", as Oliver Bronstein, "Midnight Special", as Alton Meyer, "The Confirmation", as Anthony, "The Book of Henry", as Henry Carpenter.
Document 13: Never Let Me Go (2010 film): Never Let Me Go is a 2010 British dystopian romantic drama film based on Kazuo Ishiguro's 2005 novel of the same name. The film was directed by Mark Romanek from a screenplay by Alex Garland. "Never Let Me Go" is set in an alternative history and centres on Kathy, Ruth and Tommy portrayed by Carey Mulligan, Keira Knightley and Andrew Garfield respectively, who become entangled in a love triangle. Principal photography began in April 2009 and lasted several weeks. The movie was filmed at various locations, including Andrew Melville Hall. "Never Let Me Go" was produced by DNA Films and Film4 on a US$15 million budget.
Document 14: Ethan Suplee: Ethan Suplee (born May 25, 1976) is an American film and television actor best known for his roles as Seth Ryan in "American History X", Louie Lastik in "Remember the Titans", Frankie in "Boy Meets World", Randy Hickey in "My Name Is Earl", Toby in "The Wolf of Wall Street", and his roles in Kevin Smith films.
Document 15: Seth Adkins: Seth Elijah Adkins (born October 30, 1989) is an American actor. He made his debut as a child actor in the TV shows "Small Talk" and "Sabrina, the Teenage Witch" in 1996 and the films "...First Do No Harm" and "Titanic" in 1997. He later made a successful transition to portraying adult characters. Adkins played Pinocchio in the film "Geppetto" (2000) and Matt Reeves in the film "Let Me In" (2010).
ground_truth: Seth Elijah Adkins