Of the three crew members who went on Apollo 11, two are still alive. Obviously, they are in their 80s.
Michael Collins still makes appearances and he has a witty turn of phrase. His book is a good read, if you can find a copy.
Buzz Aldrin (Edwin E Aldrin Jnr) has had an eventful life. There are people who say he still bears a grudge at not being the first to walk on the Moon. Armstrong is remembered and the rest forgotten. I don’t know if it is true.
He has appeared on tv doing breakfast food adverts:
https://www.youtube.com/watch?v=SBiVhBFuxKI
Both have continued to talk about space and to promote space programs.