Aidan Gillen was 48 in Maze Runner: The Death Cure when he played the character 'Janson'.
That was over 6 years ago in 2018.
Today he is 55, and has starred in 62 movies in total, 6 of those since Maze Runner: The Death Cure was released.
In Maze Runner: The Death Cure, I think Aidan Gillen looks: