Don Johnson -- Good Genes or Good Docs?!

Don Johnson's good looks just keep getting better!

Here is a 37-year-old version of the "Miami Vice" actor showing off his slicked back look at the Golden Globe Awards in Beverly Hill back in 1986 (left). The actor took home the award for best performance by an actor in a television series, in the drama category, that evening.

And, 33 years later ... The "Knives Out" star is spending this weekend celebrating his 70th birthday. He was last spotted showing off his contagious smile, right before his appearance on Bravo's "Watch What Happens Live" (right).

His beauty is something to "Watchmen!"

The question is ...