Rebecca Edison "Bex" Taylor-Klaus (born August 12, 1994) is an American actor. They rose to fame for their starring role as Bullet on the crime drama series The Killing (2013). They gained further prominence with roles as Sin on the superhero drama series Arrow (2013–15), Lex on the comedy series House of Lies (2014), as Audrey Jensen on the horror series Scream (2015–16), and the voice of Katie "Pidge" Holt on the Netflix animated series Voltron: Legendary Defender (2016–18). They played the ch ...