She might not be as exciting a get as Eminem and Christina Aguilera, but Illeana Douglas has signed on for a recurring role on Entourage.

The veteran actress will portray Ari's sister-in-aw and debut later this season. She may return for season eight, as well.

In recent years, Douglas has guest-starred on episodes of Ugly Betty and Law & Order: SVU, but is better known for big screen roles in films such as Cape Fear and Stir of Echoes.

Meanwhile, don't forget to visit our new Entourage music section today!

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.