That was over 6 years ago in 2016.
Today she is 40, and has starred in 34 movies in total, 4 since High-Rise was released.
In High-Rise, I think Sienna Miller looks:
High-Rise scores 5.4 out of 10 on The Movie Database.
Sienna Miller's first acting role was as 'Sharon' in South Kensington, released in 2001 when she was 19.