That was over 5 years ago in 2016.
Today she is 31, and has starred in 30 movies in total, 9 since Suicide Squad was released.
In Suicide Squad, I think Margot Robbie looks:
Suicide Squad scores 5.9 out of 10 on The Movie Database.
Margot Robbie's first acting role was as 'Cassandra' in Vigilante, released in 2008 when she was 18.