Lee Byung-hun was 43 in Terminator Genisys when he played the character 'Cop / T-1000'.
That was over 9 years ago in 2015.
Today he is 53, and has starred in 44 movies in total, 13 of those since Terminator Genisys was released.
In Terminator Genisys, I think Lee Byung-hun looks: