That was over 6 years ago in 2015.
Today he is 66, and has starred in 104 movies in total, 21 since Terminator Genisys was released.
In Terminator Genisys, I think J.K. Simmons looks:
Terminator Genisys scores 5.8 out of 10 on The Movie Database.
J.K. Simmons' first acting role was as 'Patrolman in Park' in Popeye Doyle, released in 1986 when he was 31.