Frank Richards a.k.a. Francis Philip Woodruff DCM, MM (1883–1961) was a World War I soldier and author.
 Born in Monmouthshire, he was orphaned at the age of nine, and was then brought up by his aunt and uncle in the Blaina area of the South Wales Valleys in industrial Monmouthshire.
 The uncle, his mother's twin brother, and surnamed Richards, adopted Frank who then changed his surname.
 During the 1890s Frank Richards worked as coal miner and joined Royal Welch Fusiliers in 1901, serving in the British Empire forces in British India under the British Raj and Burma from 1902 to 1909, after which he transferred to the reserves.
 He is best known as the author of one of the most widely acclaimed memoirs of the Great War to be written by a ranker, "Old Soldiers Never Die".
Alan "Allen" Leech (born 18 May 1981) is an Irish actor best known for his role as Tom Branson on the historical drama series "Downton Abbey".
 He made his professional acting debut with a small part in a 1998 production of "A Streetcar Named Desire", made his first major film appearance as Vincent Cusack in "Cowboys & Angels", and earned an Irish Film & Television Awards nomination in 2004 with his performance as Mo Chara in "Man About Dog".
 Leech played Marcus Agrippa on the HBO historical drama series "Rome".
Jim Bartley (born 1945) is an Irish actor best known for his part as Bela Doyle in the Irish soap opera "Fair City", a part he has had since the start of the show in 1989.
Tula Paulina "Tulisa" Contostavlos (born 13 July 1988) is an English singer-songwriter, former X Factor judge, actress, and television personality.
 Tulisa is known for her role in "Demons Never Die", for her debut single as a solo artist titled "Young", and for being a part of N-Dubz.
Anthony Boyle (born 8 June 1994) is a Northern Irish actor best known for his role as Scorpius Malfoy in the British play "Harry Potter and the Cursed Child" (2016), for which he won the Olivier Award for Best Actor in a Supporting Role.
Robert Michael Sheehan (Irish: "Roibeárd Mícheál Ó Siodhacháin" ; born 7 January 1988) is an Irish actor.
 He is best known for television roles such as Nathan Young in "Misfits" and Darren in "Love/Hate", as well as the 2009 film "Cherrybomb" alongside Rupert Grint.
 He also co-starred in the film "Killing Bono" as Ivan McCormick.
 In late 2011 he starred in John Crowley's production of J. M. Synge's comic play "The Playboy of the Western World" at the Old Vic Theatre in London.
Ji Eun-Sung (born August 3, 1991) is a South Korean actor.
 He is best known for his leading role in the web series "Never Die".
Demons Never Die (originally titled Suicide Kids) is a British 2011 slasher film starring Robert Sheehan, Jennie Jacques, Jacob Anderson, Jason Maza, Emma Rigby.
 Ashley Walters, Reggie Yates and Tulisa Contostavlos.
Brad Hawkins (born January 13, 1976) is an American actor, country singer, and martial artist, best known for playing Ryan Steele in Saban's action adventure science fantasy series "VR Troopers" (1994–1996, and with 92 total episode appearances) and for his role in the 2014 film "Boyhood".
 He also provided the (uncredited) voice of Trey of Triforia, the Gold Ranger in "Power Rangers Zeo".
 In 1999, he starred as Tyler Hart in the CBS miniseries "", filmed in Charlotte and Mooresville, NC.
 Before becoming an actor, he attended and graduated from Plano Senior High School in Plano, Texas.
 He was a country music singer for 3 years in the "country music capital", Nashville, Tennessee.
 His country song "We Lose" became a No. 1 video hit on Country Music Television and Great American Country country music television channels.
 He starred in the slasher film "Shredder" in 2003.
 His most recent acting role was as a motion capture actor for id Software's "Doom 4".
 He also works as a voice actor, often with Funimation, including roles in "D.Gray-man" and "".
Peter Caffrey (18 April 1949 – 1 January 2008) was an Irish actor best known for playing Padraig O'Kelly on Series 1-4 of "Ballykissangel" and Bracken and also well regarded for his role as a transvestite in the film "Night Train", and for his role as an unlikely protagonist in "I Went Down".

Question: Demons Never Die is a British slasher film starring an Irish actor best known for playing the role of Nathan Young in what television show?
Answer: Misfits