Anne Bancroft was 19 in Don't Bother to Knock when she played the character 'Lyn Lesley'.
That was over 71 years ago in 1952.
In 2005 she died aged 73, starring in 71 films in her career, 67 of those after Don't Bother to Knock was first released. If she were alive today she would be 91.
In Don't Bother to Knock, I think Anne Bancroft looks: