She tied the knot with Esmail in late May 2017 at Reform synagogue in New York City. Rossum left her hit series Shameless in 2018 after nine seasons, with the show wrapping up with its 11th and final season. Dating: Rossum and Esmail got engaged in August 2015, after two years of dating, following her marriage to Justin Siegel, which was finalized in 2010 The actress has played Fiona Gallagher on the hit Showtime series since the first season in 2011, alongside William H. Macy, before leaving the show. There have been rumors that she may return as Fiona at some point in the final season of Shameless, though that has yet to be confirmed.