Michael Jeter was 47 in Jurassic Park III when he played the character 'Mr. Udesky'.
That was over 23 years ago in 2001.
In 2003 he died aged just 50, starring in 44 films in his career, 7 of those after Jurassic Park III was first released. If he were alive today he would be 71.
In Jurassic Park III, I think Michael Jeter looks: