TV
04/11/2013 02:37 pm ET

Patricia Arquette Joins 'Boardwalk Empire'

Patricia Arquette has joined the cast of "Boardwalk Empire." According to Deadline, the former "Medium" star will recur on the HBO series as Sally Wheet, a speakeasy owner from Tampa, Florida who has connections to local gangsters in Atlantic City.

HBO has been beefing up the cast of "Boardwalk Empire" for Season 4. "Office Space" star Ron Livingston has joined the cast as a businessman who grabs the attention of Gretchen Mol's character Gillian Darmody and Jeffrey Wright will also appear as Valentin Narcisse, a "Doctor of Divinity" who controls Harlem.

Arquette, who recently popped up on an episode of "Law & Order: SVU," won an Emmy for her work on CBS's "Medium."

Click over to Deadline for more on Arquette.

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