James William John Warren was born in the Royal London Hospital in Mile End, Son of Beryl Warren a Company Director and John Edward Warren a Sculptor. Warren grew up and went to school in Debden, Essex. Before becoming an actor and filmmaker Warren was a full time Judo athlete representing Great Britain and competing in numerous tournaments all over the globe but most notably winning a Gold medal at the 2002 Manchester Commonwealth Games. Recently Warren worked with Oscar winning Director Guiseppe Tornatore (Cinema Paradiso) and with Guy Ritchie playing alongside Charlie Hunnam in the upcoming King Arthur. Warren now lives in Hackney East London where he works out of his studio developing film projects.