That was over 5 years ago in 2016.
Today he is 66, and has starred in 74 movies in total, 6 since Assassin's Creed was released.
In Assassin's Creed, I think Brendan Gleeson looks:
Assassin's Creed scores 5.4 out of 10 on The Movie Database.
Brendan Gleeson's first acting role was as 'Quarryman' in The Field, released in 1990 when he was 35.