Will Arnett. Actor: The Lego Batman Movie. Will Arnett is a Canadian-American actor, voice actor, and comedian. He is most famous for playing George Oscar "Gob" Bluth II in the Fox series Arrested Development (2003). He also appeared in films such as The Lego Movie (2014), Teenage Mutant Ninja Turtles (2014), Teenage Mutant Ninja Turtles: Out of the Shadows (2016), and The Lego Batman Movie (2017). Arnett also voices the...