Rossum joked in interviews that her vocal talent and affinity for music developed because her mother always listened to classical music and operas while she was pregnant with her.
By 12, Rossum had grown too big for children's costumes.
Rossum decided this was her one and only look for the evening as well, deciding against the newly-popular tradition of the bride changing into a party look.
“It’s the one time that you get to wear it,” she told creator has been focused on sentimental details — including the story behind her ring. I don’t really care what the invitation looks like,” she said.
In her first major studio film, Clint Eastwood's Mystic River, Rossum starred as Katie Markum, the ill-fated daughter of small-business owner Jimmy Markum, played by Sean Penn.
It was made in France, circa the 1920s, and came from jeweler Neil Lane’s archival collection of historical rings. We’re no where.” RELATED PHOTOS: The Bride Wore What?
The happy personal news adds to what has been quite a year professionally for the couple, with Rossum’s turn as Fiona on Showtime’s , which also starred Justin Long.
Last year, Rossum painted a sweet picture of her then-boyfriend Esmail, telling PEOPLE he indulged the actress for her 28th birthday by allowing her to have a female-centered celebration.
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).