Ian Holm was 82 in The Hobbit: The Battle of the Five Armies when he played the character 'Old Bilbo'.
That was over 9 years ago in 2014.
In 2020 he died aged 88, starring in 110 films in his career, 0 of those after The Hobbit: The Battle of the Five Armies was first released. If he were alive today he would be 92.
In The Hobbit: The Battle of the Five Armies, I think Ian Holm looks: