 In 2000, Castle starred in a horror, documentary-style show called Urban Gothic, in which he played Rex, a vampire who lives and hunts on the night streets of Soho.To his younger viewers, he is probably best known for his role in the CBBC series "Young Dracula" , which debuted 2006 and ended in 2014, as the infamous and evil Count Dracula, father to Vlad and Ingrid Dracula, he starred alongside "Gerran Howell" and "Clare Thomas" in which his character appeared in every episode.Castle's other roles include Patrick in the film "Doghouse in 2009"; the character of Patrick was formerly a high powered businessman but now more interested in playing golf and meditating, despite his wives dislike to the idea.