Charles Bronson was 28 in You're in the Navy Now when he played the character 'Wascylewski (uncredited)'.
That was over 73 years ago in 1951.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
In 2003 he died aged 81, starring in 99 films in his career, 98 of those after You're in the Navy Now was first released. If he were alive today he would be 101.
In You're in the Navy Now, I think Charles Bronson looks: