J.K. Simmons

Jonathan Kimble "J. K." Simmons (born January 9, 1955) is an American actor. One of his best known live-action roles is newspaper mogul J. Jonah Jameson in the original Spider-Man film trilogy, a role that he reprised for such animated projects as Ultimate Spider-Man and Marvel's Avengers Assemble. He is also the voice of Yellow in the M&M ads. For Phineas and Ferb, he provided the voice of J.B. in "Toy to the World" and will be heard as Napoleon in "Doof 101".