Darren McGavin was 60 in A Christmas Story when he played the character 'The Old Man (Mr. Parker)'.
That was over 40 years ago in 1983.
In 2006 he died aged 83, starring in 74 films in his career, 21 of those after A Christmas Story was first released. If he were alive today he would be 102.
In A Christmas Story, I think Darren McGavin looks: