Thank You, Del: The Story of the Del Close Marathon

Mike Birbiglia as Self Jason Mantzoukas as Self Ian Roberts as Self Del Close as Self (archive footage) Anthony Atamanuik as Self Louis C.K. as Self Tina Fey as Self Janeane Garofalo as Self Nick Kroll as Self Conan O'Brien as Self Amy Poehler as Self Andrew Alexander as Self D'Arcy Carden as Self Brian Huskey as Self Molly Lloyd as Self Robin Williams as Self (archive footage) Sasheer Zamata as Self Bill Murray as Self Matt Besser as Self Katie Dippold as Self Christina Gausas as Self Chris Gethard as Self Harold Ramis as Self Neil Casey as Self John Gemberling as Self Jonathan Marballi as Self Brandon Scott Jones as Self Matt Walsh as Self Michael Cera as Self Howard Hesseman as Self Adam McKay as Self Sean Conroy as Self Zach Woods as Self Nicole Byer as Self