Ruairi O'Connor was 27 in The Postcard Killings when he played the character 'Simon Haysmith / Mac Randolph'.
That was over 4 years ago in 2020.
Today he is 32, and has starred in 9 movies in total, 1 of those since The Postcard Killings was released.
In The Postcard Killings, I think Ruairi O'Connor looks: