TV News: Manhattan, Gotham, Castle, Knick

WGN America has unveiled three official posters for its upcoming new series “Manhattan”. The series follows the families of the scientists building the world’s first atomic bomb in Los Alamos. Check out all three one-sheets at The Live Feed.

An open casting call for union and non-union extras is being held in New York next Wednesday for roles in FOX’s “Gotham” series.

Grant Wilfley Casting is seeking men and women of all ages and ethnicities interested in working as background on the new Batman prequel series when filming begins in New York in July. Details can be found here.

New Showrunners
Both “Castle” and “The Following” are set to get new show runners next season. “Castle” creator Andrew Marlowe is stepping down as showrunner for the seventh season, while executive producer David Amann will take over.

On “The Following,” Jennifer Johnson (“Alcatraz”) has been tapped as showrunner for the new season and takes over the day-to-day duties from creator Kevin Williamson as he prepares CBS’ “Stalker”. Williamson will remain an executive producer. [Source: EW]