That was over 42 years ago in 1979.
Today he is 84, and has starred in 95 movies in total, 73 since Kramer vs. Kramer was released.
In Kramer vs. Kramer, I think Dustin Hoffman looks:
Kramer vs. Kramer scores 7.4 out of 10 on The Movie Database.
Dustin Hoffman's first acting role was as 'Zoditch' in The Journey of the Fifth Horse, released in 1966 when he was 29.