I watched this on Netflix with my daughter the other morning. It's one of the better episodes of the old "Spider-Man and His Amazing Friends" series from the 80s. It's always cool to see how D&D spilled over into other things back in the day.
Check out the
10:25 and 22:53 marks for the explicit Dungeons & Dragons .... err... I mean "Serpents & Sorcery" .... references.