04/05/2012 04:33 pm ET

'Bent' Star David Walton Gets New Gig And More Casting News

"Bent" star David Walton has a new gig. According to EW, Walton will star in Greg Berlanti's untitled comedy CBS pilot. He replaces the previously cast Bryan Greenberg and will star opposite JoAnna Garcia as a womanizer who realizes he's in love with his friend of 15 years (Garcia).

Walton's latest TV project, "Bent," was burned off on NBC over the course of three weeks. He previously starred in the short-lived comedies "Perfect Couples" and "100 Questions."

In other casting news...

"Frasier" actress Peri Gilpin will guest star on "CSI." Gilpin will play the wife of Ted Danson's character, D. B. Russell, over a multi-episode arc. Her first episode airs May 9. [EW]

Josh Brolin will narrate National Geographic's "Untamed Americas."Brolin is set to narrate the four-hour miniseries focused on life in the wild of North America, Central America and South America. [THR]

Briga Heelan has booked a role as a series regular on ABC's "Counter Culture." The "Cougar Town" actress will appear in the comedy pilot as Jill, the daughter-in-law of Margo Martindale's character. [TVLine]

"Doctor Who" vet David Tennant and "Black Swan" star Janet Montgomery have nabbed co-starring roles in BBC's adaptation of Alan Furst's novel "The Spies Of Warsaw." Tennant will play a military attache at the French embassy who has an affair with a lawyer named Anna, played by Montgomery. [THR]