Simon Pegg was 44 in Mission: Impossible - Rogue Nation when he played the character 'Benjamin 'Benji' Dunn'.
That was over 9 years ago in 2015.
Today he is 54, and has starred in 83 movies in total, 24 of those since Mission: Impossible - Rogue Nation was released.
In Mission: Impossible - Rogue Nation, I think Simon Pegg looks: