Question: Richard Brake plays which character on the HBO fantasy drama television series which premiered on April 6, 2014?

Context paragraphs:
The Legal Wife: The Legal Wife is a 2014 Philippine melodramatic family drama television series directed by Rory B. Quintos and Dado C. Lumibao, that served as a primetime comeback for Angel Locsin who had last starred in the fantasy drama television series "Imortal" in 2010, and the first television series for JC de Vera on ABS-CBN.  Together with Locsin and de Vera, the series is also topbilled by Jericho Rosales and Maja Salvador.  The series was aired on ABS-CBN's "Primetime Bida" evening block and worldwide on The Filipino Channel from January 27, 2014 to June 13, 2014, replacing "Maria Mercedes".

Game of Thrones (season 6): The sixth season of the fantasy drama television series "Game of Thrones" premiered on HBO on April 24, 2016, and concluded on June 26, 2016.  It consists of ten episodes, each of approximately 50–60 minutes, largely of original content not found in George R. R. Martin's "A Song of Ice and Fire" series.  Some story elements were derived from the novels and from information Martin revealed to the show-runners.  The series was adapted for television by David Benioff and D. B. Weiss.  HBO ordered the season on April 8, 2014, together with the fifth season, which began filming in July 2015 primarily in Northern Ireland, Spain, Croatia, Iceland and Canada.  Each episode cost over $10 million.

Game of Thrones (season 2): The second season of the fantasy drama television series "Game of Thrones" premiered in the United States on HBO on April 1, 2012, and concluded on June 3, 2012.  It was broadcast on Sunday at 9:00 pm in the United States, consisting of 10 episodes, each running approximately 50–60 minutes.  The season mostly covers the events of "A Clash of Kings", the second novel of the "A Song of Ice and Fire" series by George R. R. Martin, adapted for television by David Benioff and D. B. Weiss.  HBO ordered the second season on April 19, 2011, which began filming in July 2011, primarily in Ireland, Northern Ireland, Croatia and Iceland.

Game of Thrones: Game of Thrones is an American fantasy drama television series created by David Benioff and D. B. Weiss.  It is an adaptation of "A Song of Ice and Fire", George R. R. Martin's series of fantasy novels, the first of which is "A Game of Thrones".  It is filmed in Belfast and elsewhere in the United Kingdom, Canada, Croatia, Iceland, Malta, Morocco, Spain, and the United States.  The series premiered on HBO in the United States on April 17, 2011, and its seventh season ended on August 27, 2017.  The series will conclude with its eighth season in 2018 or 2019.

Richard Brake: Richard Colin Brake (born 30 November 1964) is a Welsh-American actor, known for portraying Joe Chill in "Batman Begins" and the Night King in "Game of Thrones" in the fourth and fifth season.

Game of Thrones (season 3): The third season of the fantasy drama television series "Game of Thrones" premiered in the United States on HBO on March 31, 2013, and concluded on June 9, 2013.  It was broadcast on Sunday at 9:00 pm in the United States, consisting of 10 episodes, each running approximately 50–60 minutes.  The season is based roughly on the first half of "A Storm of Swords" (the third of the "A Song of Ice and Fire" novels by George R. R. Martin, of which the series is an adaptation).  The series is adapted for television by David Benioff and D. B. Weiss.  HBO renewed the series for a third season on April 10, 2012, nine days after the second season's premiere.  Production began in July 2012.  The show was filmed primarily in Ireland, Northern Ireland, Croatia, Iceland and Morocco.

Freddie Stroma: Frederic Wilhelm C.J. Sjöström (born 8 January 1987 ), known professionally as Freddie Stroma, is an English actor and model of Swedish and German descent, best known for playing Cormac McLaggen in the "Harry Potter" film series and Luke in the 2011 musical comedy film "".  He starred as Adam Cromwell on the dramedy series "Unreal", which premiered on Lifetime in June 2015.  He starred as Brit Vayner in the 2016 Michael Bay war film, "".  In 2016, he played Dickon Tarly in the sixth season of the HBO fantasy drama series "Game of Thrones" and H.G. Wells in the ABC series, "Time After Time".

Game of Thrones (season 4): The fourth season of the fantasy drama television series "Game of Thrones" premiered in the United States on HBO on April 6, 2014, and concluded on June 15, 2014.  It was broadcast on Sunday at 9:00 pm in the United States, consisting of 10 episodes, each running approximately 50–60 minutes.  The season is adapted primarily from the second half of "A Storm of Swords", along with elements of "A Feast for Crows" and "A Dance with Dragons", all novels from the "A Song of Ice and Fire" series by George R. R. Martin.  The series is adapted for television by David Benioff and D. B. Weiss.  HBO ordered the fourth season on April 2, 2013, which began filming in July 2013.  The season was filmed primarily in Ireland, Northern Ireland and Croatia.

Game of Thrones (season 1): The first season of the fantasy drama television series "Game of Thrones" premiered on HBO on April 17, 2011, at 9.00 pm in the U.S., and concluded on June 19, 2011.  It consists of ten episodes, each of approximately 55 minutes.  The series is based on "A Game of Thrones", the first novel in the "A Song of Ice and Fire" series by George R. R. Martin, adapted for television by David Benioff and D. B. Weiss.  HBO had ordered a television pilot in November 2008; filming began the following year.  However, it was deemed unsatisfactory and later reshot with some roles being recast.  In March 2010, HBO ordered the first season, which began filming in July 2010, primarily in Belfast, Northern Ireland, with additional filming in Malta.

Sam Trammell: Sam Trammell (born January 29, 1969) is an American actor, known for his role as Sam Merlotte on the HBO fantasy drama series "True Blood".  He was nominated for the Tony Award for Best Featured Actor in a Play for his performance as Richard Miller in "Ah, Wilderness! ".

Supporting paragraphs: Richard Brake Game of Thrones (season 4)
Answer: Night King