We don't have a biography for J. Jonah Jamesasaurus yet. Hang in there, or go ahead and contribute one.
Appearances
Marvel's Hulk and the Agents of S.M.A.S.H.
Guest cast, played by J.K. Simmons
- Episode 2x19: Days of Future Smash Part 1: The Dino Era (May 10, 2015)