John Barrowman is a Scottish-American actor, singer, presenter, and author known for his diverse career in television and musical theatre. He gained significant international fame for his portrayal of Captain Jack Harkness in the British science fiction series Doctor Who and its spin-off Torchwood. Born in Glasgow, he moved to the United States with his family as a child and later studied performing arts in California. He began his professional career in London's West End, starring in major productions such as Miss Saigon, The Phantom of the Opera, and Sunset Boulevard. Throughout the 1990s and 2000s, he became a household name in the UK through his work as a television presenter on shows like Live & Kicking and various talent competition programs. Barrowman has released several studio albums, showcasing his background as a musical theatre performer. He has also appeared as a judge on reality television series including How Do You Solve a Problem like Maria? and Dancing on Ice. In addition to his acting and singing, he has co-authored several science fiction novels and comic books featuring his Torchwood character. He is a prominent advocate for LGBTQ+ rights and has been a public figure in the community for many years. Barrowman holds dual citizenship in both the United Kingdom and the United States. He continues to be an active presence in both stage and screen productions, maintaining a dedicated global fanbase.