Paul Ritter was 47 in Suite Française when he played the character 'Monsieur Dubois'.
That was over 9 years ago in 2015.
In 2021 he died aged just 54, starring in 32 films in his career, 9 of those after Suite Française was first released. If he were alive today he would be 57.
In Suite Française, I think Paul Ritter looks: