Helena Bonham Carter was 44 in Harry Potter and the Deathly Hallows: Part 2 when she played the character 'Bellatrix Lestrange'.
That was over 13 years ago in 2011.
Today she is 57, and has starred in 103 movies in total, 39 of those since Harry Potter and the Deathly Hallows: Part 2 was released.
In Harry Potter and the Deathly Hallows: Part 2, I think Helena Bonham Carter looks: