Donna Vivino is an American actress, singer, and dancer.
 She performed as Elphaba in "Wicked" on Broadway, previously seen starring in the role on the 1st National Tour.
 She was the original Young Cosette in Les Miserables on Broadway and on the cast recording.
 She starred on Broadway in "Fame Becomes Me" with Martin Short and was also on Broadway in "Hairspray" and "Saturday Night Fever".
 She plays Serena Maxwell in the BroadwayWorld webseries "Submissions Only".
Braden Danner (born July 13, 1975) is an American actor, writer, director and producer who has worked in theatre, television, and film.
 He is a graduate of The USC School of Cinematic Arts.
 He gained critical acclaim for his performances on the stage and screen in such roles as Oliver in "Oliver!
" on Broadway, Gavroche in the Original Broadway Cast of "Les Miserables", and Buddy McGillis in ABC's "One Life to Live", for which he was nominated for The Young Artist Award.
 While performing in "Les Miserables", he also originated the role of Control in Andrew Lloyd Webber's "Starlight Express", making him the first young actor in history to star in two Broadway shows at once.
 He later starred in the original cast of "The All-New Mickey Mouse Club" (1989–1996), the Disney television series that launched the careers of such superstars as Britney Spears, Justin Timberlake and Ryan Gosling.
Baron grew up in Pittsburgh, Pennsylvania, and studied music at Carnegie Mellon University.
 In 1984 she moved to New York City, playing piano in jazz clubs.
 She also got work singing TV commercials and acting.
 She appeared in "Les Miserables" on Broadway.
 During her career, she has worked with David Sanborn, Natalie Cole, Carly Simon, and Dr. John.
Victor Hugo de Azevedo Coutinho, 18th Count of Azevedo GCC, GCA (12 November 1871–27 June 1955), was a Portuguese naval officer, politician and professor, at the University of Coimbra and later the "Escola Naval" (Naval School).
 He was a member of the Portuguese Democratic Party and served as the President of the Council of Ministers (Prime Minister) for 7th government of the First Portuguese Republic (having led the country between 12 December 1914 and 25 January 1915).
 His government's composition was essentially made up of second-line political figures, and his government was jokingly referred to as ""Os miseráveis de Victor Hugo"" ("The miserables of Victor Hugo"), a play on the French author Victor Hugo's book "Les Miserables".
John Dempsey is an American theatrical lyricist and playwright who has worked in Britain and the United States.
 His work has been produced in Japan, Brazil and other countries.
 Much of his work in musical theater has been written with composer Dana P. Rowe.
 With Rowe, he wrote the book and lyrics for "Zombie Prom" (1995), "The Fix" (directed by Sam Mendes, 1997), and the stage adaptation of John Updike's "The Witches of Eastwick" (2000).
 Rowe and Dempsey were nominated for the Olivier Award for "The Fix" and "The Witches of Eastwick", both of which were produced in London by Cameron Mackintosh ("Cats", "Phantom of the Opera", "Les Miserables").
 He was the co-lyricist for "The Pirate Queen", collaborating with composer Claude-Michel Schönberg and lyricist Alain Boublil ("Les Miserables").
"A Retrieved Reformation" is a short story by American author O. Henry first published in "The Cosmopolitan Magazine", April 1903.
 It describes the events which lead up to the reformation of an ex-convict.
 In 1910, dramatist Paul Armstrong adapted the story into a highly successful Broadway play under the title "Alias Jimmy Valentine" which ran 155 performances at Wallack's Theatre in New York, and the play was subsequently made into three film versions: one in 1915 directed by Maurice Tourneur and starring Robert Warwick, one in 1920 directed by Edmund Mortimer and starring Bert Lytell, and one in 1928 directed by Jack Conway and starring William Haines, the last being Metro-Goldwyn-Mayer's first sound film with dialogue sequences.
 The popularity of the story as a motion picture added greatly to the author's vogue, though in the English, French, and Spanish versions O. Henry's name was not mentioned.
 The character of Jimmy Valentine is taken from life but there is a close parallel to the leading incident in chapter XLII of Hugo's "Les Miserables".
Haunted is an EP by Lalaine, released by LVP Entertainment in 2004.
Lalaine Vergara-Paras (born June 3, 1987), is an American actress, singer-songwriter and writer of Filipino descent.
 She is best known for her roles as Kate in "Annie", Miranda Sanchez in "Lizzie McGuire", and Abby Ramirez in "You Wish".
 She has been pursuing a music career as a child, appearing in a Broadway production of "Les Miserables" when she was nine years old, and signing to Warner Bros Records after "Lizzie McGuire" and "You Wish" ended.
.
 She was also a member of the band Vanity Theft from 2010 to 2011.
David Benoit (born 1966) is an American actor and singer most known for being a replacement "Thenadier" in the original Broadway run of "Les Miserables".
 His most recent Broadway credit is playing the Bishop and Spider in the Broadway revival of "Jekyll & Hyde".
Iwan Lewis (born 28 December 1988) is a Welsh theatre and film actor.
 He is known for the roles of Emmett in the UK tour of the stage version of "Legally Blonde" and Bahorel in the film version of "Les Miserables".
 Lewis graduated from the Guildford School of Acting in 2010.
 In 2007, during his time at the GSA, he was a recipient of an award from the Elizabeth Evans Trust.
 In addition to his roles in "Les Misérables" and "Legally Blonde", Lewis also appeared in the 2010 London Revival of Stephen Sondheim's "Passion".

Question: At what age did the author of Haunted, the EP released by released by LVP En, appeared in a Broadway production of "Les Miserables"?
Answer: nine years old