Lydia Kalian is a UK actress known for playing Sosa in Silent Witness series 20's first 2 episodes Silent Witness: Identity: Part 1 (2017) and Silent Witness: Identity: Part 2 (2017). Lydia started working professionally at a young age doing voice-overs and debuted in theatre at age 9 with the English National Opera as a child singer in Puccini's La Bohème. Lydia has performed at Buckingham Palace for Her Majesty's 60th Coronation Gala; has been a ballet girl en pointe in Billy Elliot at London's West End (2013-2014) and a soloist at West End Live in 2015 and 2016.