‘Project Blue Book’ Season 1 episode spoilers: ‘Game of Thrones’ alum Aidan Gillen plays ufologist Josef Allen Hynek

Hailing from Drumcondra, Dublin, Ireland, Aidan Gillen, 50, has been acting professionally since 1982. After playing Petyr "Littlefinger" Baelish in the HBO fantasy drama series "Game of Thrones" from 2011 to 2017, the Irish actor is playing the lead role in the historical sci-fi drama series "Project Blue Book." Executive produced by Robert Zemeckis, David O'Leary and Sean Jablonski, … Continue reading ‘Project Blue Book’ Season 1 episode spoilers: ‘Game of Thrones’ alum Aidan Gillen plays ufologist Josef Allen Hynek