Walter is a humanoid Muppet who is the main protagonist in the 2011 feature film, The Muppets and one of the main characters in its 2014 sequel, Muppets Most Wanted. He is sweet, slightly naive, lacking self-confidence and is a huge Muppet fan. With his human brother, Gary (played by Jason Segel), Walter sets out to reunite the Muppets in order to save the Muppet Studios from destruction.