Question: Anders Ingvar Kjell Kjellson had a notable roll in what William Shakespeare play?

Context paragraphs:
Maipo Film: Maipo Film is a Norwegian film production company founded in 2000.  It created the Oscar-nominated film "Elling" (2001), starring Per Christian Ellefsen (Elling), Sven Nordin (Kjell Bjarne), Marit Pia Jacobsen (Reidun), Jørgen Langhelle (Frank Åsli) og Per Christiansen (Alfons Jørgensen), based on the novel "Brødre i Blodet" by Ingvar Ambjørnsen.  Maipo followed the Elling success with a sequel (Mors Elling) and have produced 12 other feature films, with 3 in production as of June 2006.

Love's Labour's Won: Love's Labour's Won is a lost play attributed by contemporaries to William Shakespeare, written before 1598 and published by 1603, though no copies are known to have survived.  Scholars dispute whether it is a true lost work, possibly a sequel to "Love's Labour's Lost", or an alternative title to a known Shakespeare play.

Anders Thornberg: Bengt Anders Ingvar Thornberg (born 1959) is the current Director-General and Head of the Swedish Security Service (Säpo), appointed on 5 July 2012.  Thornberg has been an employee of the security service since 1990, notably serving as deputy chief of the security service (from July 1, 2011).

Twelfth Night: Twelfth Night, or What You Will is a comedy by William Shakespeare, believed to have been written around 1601–02 as a Twelfth Night's entertainment for the close of the Christmas season.  The play centres on the twins Viola and Sebastian, who are separated in a shipwreck.  Viola (who is disguised as Cesario) falls in love with Duke Orsino, who in turn is in love with the Countess Olivia.  Upon meeting Viola, Countess Olivia falls in love with her thinking she is a man.  The play expanded on the musical interludes and riotous disorder expected of the occasion, with plot elements drawn from the short story "Of Apollonius and Silla" by Barnabe Rich, based on a story by Matteo Bandello.  The first recorded performance was on 2 February 1602, at Candlemas, the formal end of Christmastide in the year's calendar.  The play was not published until its inclusion in the 1623 First Folio.

Thomas J. King Jr.: Professor Thomas J. King Jr. (July 25, 1925 – 1994) was an educator, and an early user of word processing and sequence analysis to compare available early versions of William Shakespeare's plays for identification of variant texts and their analysis.  Dr. King's historical work also researched original prompt copies of Elizabethan Era and Jacobean Era plays contemporary to Shakespeare, along with their marginalia, in order to identify stage directions and infer physical staging of Shakespeare's plays at the Globe and other London venues, as well as at provincial halls and inns where Elizabethan troupes performed on tour.  In his extensive studies, Prof. King created databases of every Shakespeare play and other extant Elizabethan contemporary playhouse documents, by scene and character, to determine number of lines, and therefore the roles that could be doubled with sufficient time between for costume change, thus enabling him to determine the size of a working Elizabethan theater company.

Into the Gauntlet: Into the Gauntlet is the tenth book in "The 39 Clues" novel series.  It was written by Margaret Peterson Haddix and released on August 31, 2010.  In the beginning of the book, Amy and Dan are now at the end of their clue hunt, and every misfortune they've had.  Their lead is a poem found in their hotel room.  However, it is then stolen by Isabel Kabra.  It is revealed that William Shakespeare was a powerful Madrigal and the most important clue is on the line against their competitors.  Dan and Amy are supposed to go to the Globe theater to watch a Shakespeare play, "Romeo and Julliet".  While watching the show they see what looks to be ninjas.  The ninjas find a clue at the top of the theater but drop it into the hands of Dan and Amy.  As it turns out the whole Cahill family is at the play looking for the clue.  Backstage of the play the fight over the paper found at the theater.  Mr. McIntyre and Fiske Cahill reveal there is another family out there that makes Isabel Kabra look like Mother Teresa.  The globe on the 39 Clues symbol is, unlike in the first nine books, shattered into pieces.

Kjell Roos Band: Kjell Roos Band is a dansband in Vallsta, Sweden.  The band was formed in 1969 by the brothers Kjell, Anders and Sven-Åke as "Bröderna Roos" (the Roos brothers).  In the mid-1970s they changed their name to "Roosarna".  Since 1975, it is a full-time playing band.  In 1982, the band begun to cooperate with Kikki Danielsson.

Ingvar Kjellson: Anders Ingvar Kjell Kjellson (20 May 1923 – 18 December 2014) was a Swedish stage and film actor.  Kjellson was born in Kärna, Östergötland County.  He was accepted at Dramatens elevskola in 1946.  He worked as an actor at various theatres, and was part of the permanent ensamble at the Royal Dramatic Theatre from 1964.  He had notable roles in a number of plays including "Hedda Gabler", "The Wild Duck", "The Beggars' Opera" and "Twelfth Night".  In 2013, he played the old servant Firs in "The Cherry Orchard" at Stockholm City Theatre.

The Boys from Syracuse: The Boys from Syracuse is a musical with music by Richard Rodgers and lyrics by Lorenz Hart, based on William Shakespeare's play, "The Comedy of Errors", as adapted by librettist George Abbott.  The score includes swing and other contemporary rhythms of the 1930s.  The show was the first musical based on a Shakespeare play.  "The Comedy of Errors" was itself loosely based on a Roman play, "The Menaechmi, or the Twin Brothers", by Plautus.

Love's Labour's Lost (film): Love's Labour's Lost is a 2000 adaptation of the comic play of the same name by William Shakespeare, directed by and starring Kenneth Branagh.  It was the first feature film to be made of this lesser-known comedy.  Branagh's fourth film of a Shakespeare play (he did not direct the 1995 "Othello", although he did play Iago), "Love's Labour's Lost" was a box-office and critical disappointment.

Supporting paragraphs: Ingvar Kjellson Twelfth Night
Answer: Twelfth Night