Grumpy Old Geeks People Johnny Carson Person Johnny Carson 2 mentions in 1 episode The Tonight Show host who spoke with Orson Welles in the clip discussed. Mentions 573: Firing On Zero Cylinders Oct 8, 2022 1:12:10 “Orson Welles on The Tonight Show with Johnny Carson from 1976.” 1:13:00 The speakers describe Carson smoking during episodes of The Tonight Show.