William Shatner was 54 in Star Trek IV: The Voyage Home when he played the character 'Admiral James T. Kirk'.
That was over 38 years ago in 1986.
Today he is 93, and has starred in 181 movies in total, 124 of those since Star Trek IV: The Voyage Home was released.
In Star Trek IV: The Voyage Home, I think William Shatner looks: