1. Maya Rudolph
With the slow, sad demise of NBC's Up All Night all but certain, Rudolph is said to be contemplating mounting a variety show. But her ability to play broad and big as well as small and nuanced would also fit perfectly into the late night chat show format, and she's clearly tight with producer Lorne Michaels, who will likely retain control of the show.
Best first guest: Kristen Wiig