That was over 55 years ago in 1966.
Today he is 96, and has starred in 84 movies in total, 82 since The Group was released.
In The Group, I think Hal Holbrook looks:
The Group scores 4.9 out of 10 on The Movie Database.
Hal Holbrook's first acting role was as 'Gus Leroy' in The Group, released in 1966 when he was 41.