Trevor Jackson is joining the cast of the long-running ABC medical drama, Grey’s Anatomy . As Deadline exclusively reported, the grown-ish alum will appear in the Season 21 finale and will have the option to become a series regular if the show is renewed for a 22nd season, which is fully expected. The trade publication reported that “the new role was pursued by a number of young actors as the opportunity to join a long-running hit of the caliber of Grey’s Anatomy does not come along very often.” Who is Trevor Jackson’s ‘Grey’s Anatomy’ character? Jackson’s character is described as a “handsome, intelligent, but arrogant man in his late 20s who has just moved to Seattle.” At this time, it’s unclear whether or not the role Jackson is in will be a new surgical intern or resident. But Deadline notes that there’s a strong possibility that he will be one, given the recent departures of Midori Francis’s character Mika and Jake Borelli’s Levi. Jackson of course has a long history with...