David Howard Thornton is an American actor originally from Huntsville, AL. Now based in New York City, he continues his stage, film, and voice over work. He is best known for his roles as “Grandpa Who” in the 1^st to 5^TH 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.” David has also portrayed “The Joker” in the YouTube series, “Nightwing Escalation” and has appeared on the “Gotham” TV series. Most notably, David portrays “Art the Clown” the unrelenting killer in the horror film “Terrifier.” David has reprised his role as “Art” to fan and critical acclaim in the Mega Slasher sequel, “Terrifier 2.” David’s superb acting brings “Art” to life as the silent and deadly killer of your nightmares! David can also be seen in the recently released “The Mean One,” a Horror Spoof of “The Grinch” once again showcasing his acting prowess. David will also be appearing in the upcoming films “The Dark Offerings,” The “Dead Place” and “Stream.”