Stellan Skarsgård was 62 in Avengers: Age of Ultron when he played the character 'Erik Selvig'.
That was over 9 years ago in 2015.
Today he is 72, and has starred in 141 movies in total, 24 of those since Avengers: Age of Ultron was released.
In Avengers: Age of Ultron, I think Stellan Skarsgård looks: