'Mistresses': Yunjin Kim Returns To ABC, And Other Casting News

It looks like Yunjin Kim is taking Jack Shephard's advice. The former "Lost" star is set to return to ABC in the summer of 2013 for the new series "Mistresses."

Based on the BBC One series of the same name, "Mistresses" focuses on four women and their scandalous love lives. Per TVLine, Kim is set to play a psychiatrist who was in the middle of an affair with one of her patients before he died. "Gossip Girl" writer KJ Steinberg will adapt the series, while "Revenge's" Bob Sertner will handle executive producer duties.

In other casting news!

"Brothers and Sisters" star Matthew Rhys will play a KGB spy in the FX series "The Americans," opposite Keri Russell. Noah Emmerich ("Super 8") is also in talks for a role. [THR]

Former "SNL" Weekend Update host and current radio broadcaster Dennis Miller has joined the cast of "Awesometown." The ABC pilot stars Ben Rappaport ("Outsourced") and has a "Friends"-y bent: it's about four friends living and working in New York. Miller will play Rappaport's boss. [THR]

Kat Foster ("Weeds") has been cast as Zachary Levi's onscreen wife in the new Fox comedy pilot "Let It Go." [TVLine]