John Scot Barrowman, MBE (born 11 March 1967), is a Scottish-American actor, singer, dancer, presenter and writer who holds both British and American citizenship. Since his debut in professional theatre, Barrowman has played lead roles in various musicals both in the West End and on Broadway, including Miss Saigon, The Phantom of the Opera, Sunset Boulevard and Matador. After appearing in Sam Mendes' production of The Fix, he was nominated for the 1998 Laurence Olivier Award for Best Actor in a Musical and, in the early 2000s, returned to the role of 'Billy Crocker' in the revival of Anything Goes. His most recent West End credit was in the 2009 production of La Cage aux Folles.

Before venturing into British television, he featured in the American television dramas Titans and Central Park West but he is better known for his acting and presenting work for the BBC that includes his work for CBBC in its earlier years, his self-produced entertainment programme Tonight's the Night, and his BAFTA Cymru-nominated role of 'Captain Jack Harkness' in the science fiction series Doctor Who and Torchwood. Barrowman now stars in the CW's Arrow as 'Malcolm Merlyn', the show's version of the DC villain Merlyn and one of the series main antagonists.

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