Eric Arthur Hammer, better known by his stage name Doc Hammer, is a multi-disciplinary artist, most notable as co-writer (with Christopher McCulloch), editor, and voice actor (Doctor Girlfriend, Henchman #21 and Master Billy Quizboy) for the animated television series The Venture Bros.. He has appeared in films such as Lisa Hammer's Not Farewell, Sweet Flesh and Pus$bucket (alongside Terrence Fleming), Ben Edlund's Crawley, and his own film Rub. He is credited for his earlier work as E.A. Hammer. He is also credited for being the inspiration of the Venture Bros. episode "Are You There, God? It's Me, Dean", based on his bout with testicular torsion.