Alfred Hitchcock was 47 in Rope when he played the character 'Man Walking in Street After Opening Credits (uncredited)'.
That was over 75 years ago in 1948.
In 1980 he died aged 80, starring in 82 films in his career, 65 of those after Rope was first released. If he were alive today he would be 123.
In Rope, I think Alfred Hitchcock looks: