Peter Ustinov was 38 in Spartacus when he played the character 'Lentulus Batiatus'.
That was over 64 years ago in 1960.
In 2004 he died aged 83, starring in 107 films in his career, 86 of those after Spartacus was first released. If he were alive today he would be 103.
In Spartacus, I think Peter Ustinov looks: