The Broadway star will appear on the Aug. 5 episode, entitled "Oh, M.G.," as Sam, the owner of a perfumery in the Hamptons. But when Sam starts to lose his sense of smell, he worries his career is in jeopardy.
In addition to his theater work, Jackson has appeared in Behind the Candelabra, 30 Rock and Glee.
Royal Pains airs Tuesdays at 9/8c on USA.
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