Oct. 26, 2010 Zach Galifianakis to Join the Muppet Movie? By Adam Frucci This could be interesting: it looks like Zach Galifianakis is in talks to join the cast of Jason Segel’s Muppet Movie. Tags: splitsider comedy jason segel movies muppet movie zach galifianakis More +Comments Leave a Comment Zach Galifianakis to Join the Muppet Movie?