The Tonight Show is an American late-night talk show that has been broadcast on NBC since 1954. The program has been hosted by six comedians: Steve Allen, Jack Paar, Johnny Carson, Jay Leno, Conan O'Brien, and Jimmy Fallon. From Wikipedia
Showrunner Eric Kripke has tapped his veteran Supernatural cast to share the screen with Ackles’s Soldier Boy in Prime Video’s concluding season
