Gemma Jones was 66 in You Will Meet a Tall Dark Stranger when she played the character 'Helena Shepridge'.
That was over 14 years ago in 2010.
Today she is 81, and has starred in 59 movies in total, 20 of those since You Will Meet a Tall Dark Stranger was released.
In You Will Meet a Tall Dark Stranger, I think Gemma Jones looks: