I really enjoyed Deep Space 9, too. It's got a comedic twist, and I just can't get enough of Quark and the other Ferengi. The Grand Nagus Zek, whose mellifluous voice I was sure I'd heard somewhere before, turns out to be played by Wallace Shawn, the "inconceivable" guy from the Princess Bride.

https://www.youtube.com/watch?v=SG_A0IOCfdM

One of the important ongoing themes is the relationship between Commander Sisko and his son Jake, which this article is about:

Deep Space Nine Is TV’s Most Revolutionary Depiction of Black Fatherhood

http://www.vulture.com/2018/01/deep-space-nine-revolutionary...

Here's an interesting interview with Avery Brooks (Sisko) and Rene Auberjonois (Odo):

https://www.youtube.com/watch?v=DnWmATqfebQ