What character did the House of D actor posthumously play in the film Star Trek Beyond?
Anton Yelchin 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).
John Spencer (actor) John Spencer (December 20, 1946 – December 16, 2005) was an American actor. He was most widely known for his role as White House Chief of Staff Leo McGarry on the NBC political drama series "The West Wing", for which he won an Primetime Emmy Award in 2002.