Emmanuelle Grey "Emmy" Rossum (born September 12, 1986) is an American actress and singer-songwriter. She is best known for her acting in the television series Shameless. Rossum has starred in movies including Songcatcher (2000), An American Rhapsody, (2001) and Passionada (2002). Her role in Mystic River (2003) garnered her wider recognition. She starred in the science-fiction film The Day After Tomorrow (2004) and received critical acclaim for her performance in the leading role of Christine Daaé in The Phantom of the Opera (2004). She has since starred in Poseidon (2006), Dragonball: Evolution (2009), Dare (2009) Beautiful Creatures (2013), Before I Disappear (2014), You're Not You (2014) and Comet (2014).
In 2007, Rossum released her debut album, Inside Out. She also released a Christmas EP the same year, titled Carol of the Bells. In 2013, she released a follow up album called Sentimental Journey.
She stars as Fiona Gallagher, the protagonist on the Showtime dramedy Shameless.