Christopher Lambert was 22 in The Telephone Bar when he played the character 'Paul 'Bébé' Franchi'.
That was over 44 years ago in 1980.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 67, and has starred in 82 movies in total, 79 of those since The Telephone Bar was released.
In The Telephone Bar, I think Christopher Lambert looks: