Question: Dean McCarthy played a boy becoming what in an adaptation of Billy Elliott? 

full_context: Document 1: Billy Elliot: Billy Elliot is a 2000 British dance drama film about a boy becoming a professional ballet dancer, set in north-eastern England during the 1984–85 coal miners' strike. It was produced by Greg Brenman and Jon Finn, music composed by Stephen Warbeck, co-produced by BBC Films, Tiger Aspect Pictures and Working Title Films, distributed by Universal Pictures and Focus Features, written by Lee Hall and directed by Stephen Daldry.
Document 2: Joe McCarthy (Irish musician): Joe McCarthy (born Joseph Terence McCarthy, 6 August 1936, Cork, Ireland) is an Irish musician, who was for many years one of the best known faces of the showband group The Dixies.
Document 3: Daniel Coll: Daniel Coll is an English actor who played the recurring character DI Frank Blackmore in ITV's "Emmerdale". He has previously made frequent appearances in "Coronation Street" and "Heartbeat". He was in Mel Gibson's "Braveheart". Daniel Coll was one of the original dads in Billy Elliot the Musical in London's West End and played Tim in the movie Bullseye; he was also Enjolras in Les Misérables on the UK tour 1993/4. He is also a director and producer and co wrote the musical Pinocchio starring Liam Mower. He made his film directorial debut with Macbeth released in 2012 starring Oliver Tobias and which won for him best Director in the Los Angeles Independent Film Festival 2012.
Document 4: Corey Snide: Corey Snide (born December 19, 1993) is an American actor and dancer best known for his performance as Billy in "Billy Elliot the Musical" based on the hit film "Billy Elliot". Snide is a graduate of Colonie Central High School (class of 2011), and of Juilliard (class of 2015).
Document 5: Adam Cooper (dancer): Adam Cooper (born 22 July 1971) is an English actor, choreographer, dancer and theatre director. He currently works as both a performer and choreographer in musical theatre, and has choreographed and/or starred in award-winning shows such as "On Your Toes", "Singin' in the Rain" and "Grand Hotel". He began his professional career as a dancer of classical ballet and contemporary ballet and is a former Principal of the Royal Ballet, a major international ballet company based in London. He became internationally recognized for creating the lead role of Swan/Stranger in Matthew Bourne's contemporary dance production of the ballet "Swan Lake", a role that was briefly featured in the 2000 film "Billy Elliot".
Document 6: Kevin McCormack (dancer): Kevin McCormack (born 1970) is a former professional Irish dancer who spent many years as a Dance Captain with "Riverdance". The Dublin native was part of the original 24 troupe members for "Riverdance's" seven-minute interval act at the 1994 Eurovision Song Contest. A 10-time World Irish Dance Champion, McCormack holds ADCRG titleship which means he is recognised by An Coimisiún Le Rincí Gaelacha, the governing body of Irish dancing worldwide, as being qualified to adjudicate Irish Step dancing on any competitive level throughout the world.
Document 7: Billy Elliot the Musical: Billy Elliot the Musical is a musical based on the 2000 film "Billy Elliot". The music is by Elton John, and the book and lyrics are by Lee Hall, who wrote the film's screenplay. The plot revolves around Billy, a British motherless boy who trades boxing gloves for ballet shoes. The story of his personal struggle and fulfillment are balanced against a counter-story of family and community strife caused by the 1984–85 UK miners' strike in County Durham, in North Eastern England. Hall's screenplay was inspired in part by A. J. Cronin's 1935 novel about a miners' strike, "The Stars Look Down", to which the musical's opening song pays homage.
Document 8: Ashley Lloyd: Ashley Lloyd (billed as Ashley Luke Lloyd) (born (1991--)6 1991 ) is a British actor and dancer, who has performed in hit musical theatre shows such as "Billy Elliot the Musical" and "Whistle Down the Wind". In 2012 Lloyd appeared in the new musical "Loserville" at the Garrick Theatre in London. Lloyd is now appearing in the Original London Cast of Dreamgirls at The Savoy Theatre
Document 9: Billy Elliot the Musical Live: Billy Elliot the Musical Live is a 2014 British filmed version of Elton John's "Billy Elliot the Musical" (2005), which in turn was based on the 2000 film "Billy Elliot". Stephen Daldry directed both the original film and the 2014 musical adaptation.
Document 10: Billy Boyle: Billy Boyle is an Irish actor on British film, television and stage. He is a veteran of the West End stage having played leading roles in over 15 hit shows. In his first West End musical "Maggie May" he was nominated as best newcomer. Gower Champion then chose him to play Barnaby in "Hello Dolly" at The Theatre Royal Drury Lane. He appeared in "Canterbury Tales" at the Phoenix Theatre as The Clerk of Oxford. Harold Hobson, The Times critic said, "He was a breath of fresh air in the West-End". He then went on to play leading roles in "No Sex Please, We're British", "Billy", "What's a Nice Country", "The Rivals", "Love, Lust, & Marriage", "Some Like it Hot", Disney's "Beauty and the Beast", and in the original cast of "Dirty Dancing. Lately he has appeared as Grandpa George" and Grandpa Joe in Charlie and The Chocolate Factory at Drury Lane. In 2016 he was Major Bouvier and Norman Vincent Peale in the smash hit Grey Gardens. He followed this playing Arvide in Guys and Dolls at the Phoenix Theatre in the West End.He has had his own very successful television series in Ireland "It's Billy Boyle" as well as leading roles in "Trail of Guilt", the award-winning "The Grass Arena", "The Bretts", as well as many guest appearances in EastEnders, The Professionals, Coronation Street, Father Ted etc. In the late 1970s, Boyle was cast as 'Ronald McDonald' in the European TV commercials and in all print media for the fast food chain McDonald's. He was the last 'straight man' to Basil Brush on BBC1's "The Basil Brush Show" and later presented a programme, Dance Crazy for ITV, on the history of dance with Lesley Judd. Lately he has been seen in Dirk Gently, for BBC Four and Lead Balloon. His many films include Stanley Kubrick's "Barry Lyndon", "Groupie Girl", "Side by Side", "Shergar", "Wild Geese II", "The Scarlet and the Black", "Round Ireland with a Fridge" and A United Kingdom.
Document 11: Dean-Charles Chapman: Dean-Charles Chapman (born 7 September 1997) is an English actor. Chapman is known for his portrayal of the protagonist Billy Elliot in the West End theatre production of "Billy Elliot the Musical". He also portrayed the lead role of Stanley Brown in the CBBC sitcom "The Revolting World of Stanley Brown", and starred as Tommen Baratheon in the fourth, fifth and sixth seasons of the HBO drama series "Game of Thrones".
Document 12: Jamie Bell: Andrew James Matfin Bell (born 14 March 1986) is an English actor and dancer who rose to prominence for his debut role in "Billy Elliot" (2000) for which he won the BAFTA for Best Actor in a Leading Role. He is also known for his roles in the films "King Kong" (2005), "Jumper" (2008), "The Adventures of Tintin" (2011), and "Snowpiercer" (2013), as well as starring as Abraham Woodhull in the TV series, "" (2014). He portrayed the Thing in the 2015 film "Fantastic Four".
Document 13: Dean McCarthy (actor): Dean McCarthy (born 25 January 1992) is an Irish actor, dancer and model best known for his performance as Billy in "Billy Elliot the Musical", based on the film "Billy Elliot".
Document 14: Tom Holland (actor): Thomas Stanley Holland (born 1 June 1996) is an English actor and dancer. His breakthrough role was Spider-Man in "" (2016), followed by "" (2017), as part of the Marvel Cinematic Universe (MCU). He previously appeared on stage in the title role of "Billy Elliot the Musical" in London's West End, and in the films "The Impossible" (2012) and "In the Heart of the Sea" (2015). Holland received the BAFTA Rising Star Award in 2017.
Document 15: James Lomas (actor): James Jacob Lomas (born 1 March 1990) is a British Olivier Award-winning actor best known for his role as Billy Elliot in "Billy Elliot the Musical".
ground_truth: professional ballet dancer