Question: The Sound of Music Live cast included an English stage, television and film actor and singer who starred on what?

<P0-S0> The Sound of Music Live is a television special that was originally broadcast by ITV on 20 December 2015. <P0-S1>  The special was an adaptation of Rodgers and Hammerstein's Broadway musical "The Sound of Music", starring Kara Tointon as Maria von Trapp, performed and televised live from 3 Mills Studios in London. <P0-S2>  Notable cast members include: Kara Tointon, Katherine Kelly, Alexander Armstrong, Julian Ovenden, Mel Giedroyc, Maria Friedman and notable child actors including Guy Trundle, Tom Sargent and Zac Lester, among others. <SEP> <P1-S0> JJ Appleton, born Jon Jason Appleton, is an American musician and singer-songwriter based in New York City who has toured throughout the United States extensively in support of his own records and also with other bands including Jamie Cullum, Newton Faulkner, Pete Yorn, Edwin McCain, Sister Hazel, Joan Osborne, Keb Mo, Hootie and the Blowfish. <P1-S1>  Appleton has been described by the Washington Post as a songwriter with a “pop-rock sound but with considerably more edgy energy, adding figurative lightning to the stormy night.” <P1-S2>  Previously a member of the popular New York band The Grasshoppers, Appleton released his first solo album "500 Moments" in 2003 which led to appearances on the NBC television show "Last Call with Carson Daly", a feature on E!'s "Wild On", and a national affiliation with Budweiser's True Music Live program and Gibson Guitars. <P1-S3>  Appleton released his album "Uphill to Purgatory" in the United States in 2005 which was then re-released in the United Kingdom in 2006 as "Someone Else's Problem" and included three songs from the "500 Moments" EP. <P1-S4>  Based on the recognition he was receiving in England, Appleton decided to move to London in 2006 where he became a regularly featured performer at popular venues such as Ronnie Scott's, The Borderline, and The Regal Room. <P1-S5>  In the meantime, the single "Walk Into The Room" and it's accompanying video became a favorite on English radio and MTV Two. <P1-S6>  In 2015, Appleton released an acoustic blues album entitled "Dirty Memory" with harmonicist Jason Ricci. <SEP> <P2-S0> Sir Michael Murray Hordern, CBE (3 October 19112 May 1995) was an English stage and film actor whose career spanned nearly 60 years. <P2-S1>  He is best known for his Shakespearean roles, especially that of King Lear, which he played to much acclaim on stage in Stratford-upon-Avon in 1969 and London in 1970. <P2-S2>  He then successfully assumed the role on television five years later. <P2-S3>  He often appeared in film, rising from a bit part actor in the late 1930s to a member of the main cast; by the time of his death he had appeared in nearly 140 cinema roles. <P2-S4>  His later work was predominantly in television and radio. <SEP> <P3-S0> Julian Mark Ovenden (born 29 November 1976) is an English stage, television and film actor and singer. <P3-S1>  He has starred on Broadway and in the West End, in television series in both the UK and US, as well as having an international career as a concert and recording artist.