Bette Davis was 53 in What Ever Happened to Baby Jane? when she played the character 'Baby Jane Hudson'.
That was over 60 years ago in 1962.
In 1989 she died aged 81, starring in 165 films in her career, 71 of those after What Ever Happened to Baby Jane? was first released. If she were alive today she would be 115.
In What Ever Happened to Baby Jane?, I think Bette Davis looks: