Question: What character did the House of D actor posthumously play in the film Star Trek Beyond?
Context: House of D is 2004 coming-of-age comedy-drama film directed by David Duchovny as his directorial debut in film.  The film stars Duchovny, Anton Yelchin, Téa Leoni, Erykah Badu, Frank Langella, Zelda Williams, and Robin Williams.  It was screened at the 2004 Tribeca Film Festival. Dr. Leonard H. "Bones" McCoy is a character in the American science fiction franchise "Star Trek".  First portrayed by DeForest Kelley in the , McCoy also appears in the , six "Star Trek" films, the pilot episode of "", and in numerous books, comics, and video games.  Karl Urban assumed the role of the character in the 2009 film "Star Trek", and its sequels, 2013's "Star Trek Into Darkness" and 2016's "Star Trek Beyond". Zachary John Quinto ( ; born June 2, 1977) is an American actor and film producer.  He is best known for his roles as Sylar on the science fiction drama series "Heroes" (2006–2010), Spock in the reboot "Star Trek" (2009) and its sequels "Star Trek Into Darkness" (2013) and "Star Trek Beyond" (2016), as well as his Emmy nominated performance in "".  He also appeared in smaller roles on television series such as "So NoTORIous", "The Slap", and "24". Simon John Pegg (né Beckingham; born 14 February 1970) is an English actor, comedian, screenwriter, and producer.  He co-wrote and starred in the "Three Flavours Cornetto" trilogy of films: "Shaun of the Dead" (2004), "Hot Fuzz" (2007), and "The World's End" (2013).  He and Nick Frost wrote and starred in the sci-fi film "Paul" (2011).  Pegg portrayed Benji Dunn in the (2006–present) and Montgomery Scott in "Star Trek" (2009), "Star Trek Into Darkness" (2013), and "Star Trek Beyond" (2016), co-writing the latter. Hikaru Kato Sulu is a fictional character in the "Star Trek" media franchise.  Originally known simply as "Sulu", he was portrayed by George Takei in the .  Sulu also appears in the , the first six "Star Trek" movies, one episode of "", and in numerous books, comics, and video games.  Sulu's first name, "Hikaru", appeared in a 1981 novel well over a decade after the original series had ended.  John Cho assumed the role of the character in both the 2009 film "Star Trek" and its sequels, "Star Trek Into Darkness" and "Star Trek Beyond". Anton Viktorovich Yelchin (Russian: Анто́н Ви́кторович Е́льчин ; March 11, 1989 – June 19, 2016) was an American actor.  He played Pavel Chekov in three "Star Trek" films, including the 2009 reboot film of the same name, along with the sequels, "Star Trek Into Darkness" and the posthumously released "Star Trek Beyond" (2016). Star Trek Beyond is a 2016 American science fiction adventure film directed by Justin Lin from a screenplay by Simon Pegg and Doug Jung and based on the series "Star Trek" created by Gene Roddenberry.  It is the thirteenth film in the "Star Trek" film franchise and the third installment in the reboot series, following "Star Trek" (2009) and "Star Trek Into Darkness" (2013).  Chris Pine and Zachary Quinto reprise their respective roles as Captain James T. Kirk and Commander Spock, with Pegg, Karl Urban, Zoe Saldana, John Cho and Anton Yelchin reprising their roles from the previous films.  This was also one of Yelchin's last films before his death in June 2016.  Idris Elba, Sofia Boutella, Joe Taslim and Lydia Wilson also appear. Karl-Heinz Urban (born 7 June 1972) is a New Zealand actor.  He is known for playing Julius Caesar and Cupid in "" and "", Éomer in the and installments of Peter Jackson's "The Lord of the Rings" trilogy, Vaako in second and third installments of the "Riddick" film series, Dr. Leonard "Bones" McCoy in "Star Trek", "Star Trek Into Darkness" and "Star Trek Beyond", and Judge Dredd in "Dredd".  He won acclaim for his performances in New Zealand films "The Price of Milk" and "Out of the Blue".  He also played the main character John Kennex in the short-lived television series "Almost Human".  He will play Skurge in the Marvel Studios film "" set for a November 3, 2017 release. Spock is a fictional character in the "Star Trek" media franchise.  Spock was first portrayed by Leonard Nimoy in the , and also appears in the , a two-part episode of "", eight of the "Star Trek" feature films, and numerous Star Trek novels, comics, and video games.  In addition, numerous actors portrayed the various stages of Spock's rapid growth, due to the effects of the Genesis Planet, in the 1984 Star Trek film "".  In the 2009 film "Star Trek", Nimoy reprised his role with Zachary Quinto, who depicted a younger version of the character, existing within an alternate timeline.  Both reprised their roles in the 2013 sequel "Star Trek Into Darkness" and Quinto reprised his role again in 2016's "Star Trek Beyond". Star Trek Beyond: Music from the Motion Picture is a soundtrack album for the 2016 film, "Star Trek Beyond", composed by Michael Giacchino.  The soundtrack album was released in physical form on July 29, 2016, through Varèse Sarabande, as the follow-up to the critically successful 2009 soundtrack album "Star Trek" and the 2013 soundtrack album "Star Trek Into Darkness".
Answer: Pavel Chekov