David Howard Thornton (born November 30, 1979) is a European-American businessman, entrepreneur and actor. He is known for work in stage, film, and voice over. He is best known for his roles as Art the Clown in the Terrifier films, 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 as the eponymous character in the Christmas horror parody film The Mean One.
19 movies · 1 shows
The Dead Place
2026·10.0
Rough Cut
2026·0.0
Christmas Chaos: Making 'The Mean One'
2025·0.0
Big Baby
2025·0.0
American Clown
2025·0.0
Namaka
2025·0.0
The Evolution of Horror Cinema Worldwide
2025·0.0
Screamboat
2025·5.1
Art Attack! The Dissection of Terrifier 3
2025·6.7
A Very Special Terrifier Christmas
2024·3.0
Terrifier 3
2024·6.8
Stream
2024·5.5
The Horror We Make
2023·0.0
The Mean One
2022·6.2
Selfie King
2022·0.0
Terrifier 2
2022·6.7
The Dark Offerings
2021·0.0
The Exigency
2019·8.0
Terrifier
2018·6.3