Kenneth Branagh was 40 in Harry Potter and the Chamber of Secrets when he played the character 'Gilderoy Lockhart'.
That was over 22 years ago in 2002.
Today he is 63, and has starred in 89 movies in total, 38 of those since Harry Potter and the Chamber of Secrets was released.
In Harry Potter and the Chamber of Secrets, I think Kenneth Branagh looks: