She stars as Melissa in the 2008 independent film Seventh Moon.In 2011, Smart joined the Showtime comedy-drama Shameless as the recurring character Jasmine Hollander.
She reprised the role in the sequel, Crank: High Voltage, released in 2009.
Smart was a regular cast member in the short-lived 2006 CBS television series Smith.
She also has voiced some characters in the animated series Robot Chicken, created by Seth Green.
Smart appeared as Joy in the 2006 movie Peaceful Warrior, starring Scott Mechlowicz and Nick Nolte.
After a stint in a mental institution, former teacher Pat Solitano moves back in with his parents and tries to reconcile with his ex-wife.
Things get more challenging when Pat meets Tiffany, a mysterious girl with problems of her own.
Her television work includes a recurring role on Felicity (1999–2001).
After appearing in the video for The Lemonheads' It's About Time in 1993, Smart's first film role was in director Martin Kunert's film Campfire Tales, followed by a small role as Queenie in the 1996 rendition of John Updike's short story, "A&P".
At the age of 21, Tim discovers he can travel in time and change what happens and has happened in his own life.
His decision to make his world a better place by getting a girlfriend turns out not to be as easy as you might think.
Ryan starred with Emma in a couple and he just filmed Eva Mendes did. Did Eva take Bradley aside during recent promotions and say something like, together when Rachel was easily the bigger star and Bradley was just making his name in film out of television. She’s getting off a bad break-up with Michael Sheen so I’m not sure if she’s ready to jump into anything. I still sorta have my doubts about Cooper’s intentions (he seems more like a social climber dater than anything else) but if Rachel gets on board, I will.