Will Arnett played Vernon Fenwick in the 2014 Teenage Mutant Ninja Turtles film. He's back in Teenage Mutant Ninja Turtles: Out of the Shadows. The star also appears in the film Popstar: Never Stop Never Stopping. In a recent interview, Arnett shared that at the end of the day Vern is a good guy and a team player. In addition he says Vern calls himself the falcon "Because The Falcon is like this fantastic soaring bird who flies above the city guarding it.