While Second City has birthed some of the great comedians in the industry, like Tina Fey, Stephen Colbert, and Bill Murray, there are many comedic entertainers working who had no formal sketch-comedy or improv experience. In the video above, Second City alums Jason Sudeikis, Bob Odenkirk, Keegan Michael-Key, and more tell us which actors they think would have thrived on the main stage.