Marty Feldman was 33 in The Bed Sitting Room when he played the character 'Nurse Arthur'.
That was over 55 years ago in 1969.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
In 1982 he died aged just 48, starring in 19 films in his career, 18 of those after The Bed Sitting Room was first released. If he were alive today he would be 89.
In The Bed Sitting Room, I think Marty Feldman looks: