Smallville is a show that’s dear to my heart and despite its flaws I can re-watch to this day.
I’ve been listening to a podcast about every episode of the show for a few years now, it’s called Always Hold On to Smallville
Michael Rosenbaum (Lex Luthor) has had a podcast for a while (Inside of You with Michael Rosenbaum) where he talks with many industry people but it’s often not about the industry itself but rather personal topics like mental health and how to deal with life as a public persona.
Now he and Tom Welling (Clark Kent) started a re-watch podcast called Talkville given that they have a 20-year perspective on the early days of Smallville now and it’s available on Youtube: