"The D&D Vortex" is the sixteenth episode of the twelfth and final season, and 271st episode overall of The Big Bang Theory. It first aired on CBS on February 21, 2019. The episode features several guests playing themselves, including William Shatner.

Joseph Michael Manganiello is an American actor. His professional film career began when he played Flash Thompson in Sam Raimi's Spider-Man. His breakout role was as werewolf Alcide Herveaux in five seasons of the HBO series True Blood.