That was over 8 years ago in 2013.
Today she is 18, and has starred in 15 movies in total, 14 since Penny Dreadful was released.
In Penny Dreadful, I think Oona Laurence looks:
Penny Dreadful scores 8.3 out of 10 on The Movie Database.
Oona Laurence's first acting role was as 'Penny Dreadful' in Penny Dreadful, released in 2013 when she was 10.