Actor Aidan Gillen had akey role on one of the most important television series of all time—Game of Thrones. Now he's on a new show, Project Blue Book. Gillen stars on the series as Dr. J.

The internet can't get enough of Area 51 -- and 'Project Blue Book' is here for it ... The series, starring Aidan Gillen and Michael Malarkey, will air its season one finale on Feb. 26.

based on real UFO sightings in 1950s America 19:40 Interview with Project Blue Book star, Aidan Gillen 25:55 What Have You Been Watching? Hollow Man, Room 237 and Dumbo ...