Question: What "X-Men" character is the star of the musical biopic "The Greatest Showman" famous for playing?

Context articles: Raj Kapoor
De-Lovely
Kevin Dillon
Hugh Jackman
Michael Gracey
Love On Top
Yahya Abdul-Mateen II
The Greatest Showman
Tonight We Sing
Melba (film)

Ranbir Raj Kapoor (14 December 1924 – 2 June 1988), also known as "the greatest showman of Indian cinema", was a noted Indian film actor, producer and director of Hindi cinema.
 Born at Kapoor Haveli in Peshawar to actor Prithviraj Kapoorhe was a prominent member of the Kapoor familythat produced several celebrated Bollywood superstars.
De-Lovely is a 2004 musical biopic directed by Irwin Winkler.
 The screenplay by Jay Cocks is based on the life and career of Cole Porter, from his first meeting with Linda Lee Thomas until his death.
 It is the second biopic about the composer, following "Night and Day".
Kevin Brady Dillon (born August 19, 1965) is an American actor.
 He is best known for portraying Johnny "Drama" Chase on the HBO comedy series "Entourage", Bunny in the war film "Platoon", and John Densmore in the musical biopic "The Doors".
 He was nominated for three Primetime Emmy Awards and a Golden Globe Award for his performance on "Entourage".
Hugh Michael Jackman (born 12 October 1968) is an Australian actor, singer, and producer.
 Jackman has won international recognition for his roles in a variety of film genres.
 He is known for his long-running role as Wolverine in the "X-Men" film series, as well as for his lead roles in films such as the romantic-comedy fantasy "Kate & Leopold" (2001), the action-horror film "Van Helsing" (2004), the magic-themed drama "The Prestige" (2006), the epic fantasy drama "The Fountain" (2006), the epic historical romantic drama "Australia" (2008), the film version of "Les Misérables" (2012), and the thriller "Prisoners" (2013).
 His work in "Les Misérables" earned him his first Academy Award nomination for Best Actor and his first Golden Globe Award for Best Actor – Motion Picture Musical or Comedy in 2013.
Michael Gracey is an Australian film and commercial director and visual effects artist.
 He is the director of the upcoming musical biopic "The Greatest Showman" starring Hugh Jackman.
"Love On Top" is a song recorded by American singer Beyoncé for her fourth studio album "4" (2011).
 Inspired from her state of mind while playing Etta James in the 2008 musical biopic "Cadillac Records", Beyoncé wrote the song alongside Terius Nash and Shea Taylor; its production was handled by Taylor and Beyoncé.
 A throw-back to 1980s music, the uptempo R&B song exhibits style similar to that of Stevie Wonder, Whitney Houston and The Jackson 5, among others.
 While incorporating four key changes, Beyoncé adopts a high range when repeating the song's chorus towards the end of the song.
 She sings about a man whom she can always call, even after facing grief and hard work, finally earning his love and respect.
Yahya Abdul-Mateen II is an American actor, best known for his role Cadillac in the television series "The Get Down".
 He also starred in "Baywatch" (2017), and will appear in "The Greatest Showman" and DC's "Aquaman".
The Greatest Showman is an upcoming American biographical musical drama film directed by Michael Gracey, and written by Jenny Bicks and Bill Condon.
 It stars Hugh Jackman, Zac Efron, Michelle Williams, Rebecca Ferguson and Zendaya, and tells the story of how P. T. Barnum started the Barnum & Bailey Circus.
 The film is scheduled to be released by 20th Century Fox on December 25, 2017 in United States.
Tonight We Sing is a 1953 musical biopic film, directed by Mitchell Leisen, based on the life and career of the celebrated impresario Sol Hurok.
 It stars David Wayne and Ezio Pinza.
 The tenor voice of Jan Peerce was heard in the picture as well as the RCA Victor soundtrack release.
Melba is a 1953 musical biopic drama film of the life of Australian-born soprano Nellie Melba, written by Harry Kurnitz and directed by Lewis Milestone for Horizon Pictures, marking the film debut of the Metropolitan Opera's Patrice Munsel.