Liev Schreiber: Good Genes or Good Docs?

The spotlight is on Liev Schreiber’s good looks!

Here’s a 30-year-old version of the smirking stud in Los Angeles back in 1998 (left) and 19 years later ... the hot dad of two -- whose film, "Chuck," recently hit theaters -- posing for a photo in Hollywood last week (right).

A perfect man.

The question is ...