Marlon Brando was 71 in The Island of Dr. Moreau when he played the character 'Dr. Moreau'.
That was over 28 years ago in 1996.
In 2004 he died aged 80, starring in 97 films in his career, 46 of those after The Island of Dr. Moreau was first released. If he were alive today he would be 100.
In The Island of Dr. Moreau, I think Marlon Brando looks: