Jason Ralph is an American actor. His Hollywood career began in the 2010s, debuting in an episode of The Good Wife. He next appeared as Sam in 2 episodes of Gossip Girl. He later guest-starred on other shows, including Unforgettable, Smash, Blue Bloods, Looking, and Grace and Frankie. From 2015 to 2016, he played recurring character Mike Vickery on Aquarius. He also had recurring parts as Harrison Dalton in Madam Secretary and Stan in Manhattan. He later landed the starring role of Quentin Coldwater on the Syfy series The Magicians, a part he still plays up to now. In 2018, he started playing recurring character Jake Devereux on the TV Land series Younger. He also starred in the 2014 film I’m Obsessed with You, as well as appeared in the movie A Most Violent Year.