Grumpy Old Geeks People Teller Person Teller 2 mentions in 1 episode Teller is one half of Penn and Teller, whom Bittner interviewed at RSA. Mentions 420: Bad Video! Bad Video! Mar 9, 2020 29:03 Teller didn't speak. So for all I can tell, you just met Penn. 29:19 Teller did have a few interesting things to say.