Anton Yelchin was 23 in Only Lovers Left Alive when he played the character 'Ian'.
That was over 9 years ago in 2013.
In 2016 he died aged just 27, starring in 52 films in his career, 21 of those after Only Lovers Left Alive was first released. If he were alive today he would be 34.
In Only Lovers Left Alive, I think Anton Yelchin looks: