U.S. actor Hank Azaria and actress Sherilyn Fenn are to guest star in the Season 2 of the drama series, "Ray Donovan," Showtime announced. Azaria and Fenn will both appear in multi-episode arcs. Azaria will play James Cochran, the "ambitious head honcho of the Los Angeles FBI who becomes a thorn in Ray's side," a synopsis said, adding Fenn will play James' "frumpy wife," Holly. Production on the second season's 12 episodes is currently underway in Los Angeles. Starring Liev Schreiber as the titular professional fixer, the show is to return this summer.