That was over 8 years ago in 2013.
Today she is 35, and has starred in 38 movies in total, 13 since Byzantium was released.
In Byzantium, I think Gemma Arterton looks:
Byzantium scores 6.2 out of 10 on The Movie Database.
Gemma Arterton's first acting role was as 'Liza' in Capturing Mary, released in 2007 when she was 21.