Biography

David Howard Thornton is a European-American businessman, entrepreneur and actor. He is from Huntsville, Alabama. He is best known for his roles as Grandpa Who in the 1st - 5th national tours of "Dr. Seuss' How the Grinch Stole Christmas: The Musical", the voice of Shizoku and others in the video game "Invizimals: The Lost Kingdom", The Joker in the YouTube series "Nightwing Escalation", and Art the Clown in the film "Terrifier".
- IMDb mini biography by: king

David Howard Thornton has Autism and also used to be an elementary school teacher.

David Howard Thornton scored a 2017 Voice Arts Award nomination for his performance on the scripted podcast Western "Powder Burns"(Apple Podcasts).