Colin Callender, CBE, (born 1952) is an English television, film and theater producer working primarily in the United States, currently Chairman of Playground Entertainment, and former president of HBO Films. COLIN CALLENDER Colin Callender is Chairman of Playground Entertainment, a film, television and theater production company founded in 2010. A pioneering film and television executive who played a central role in HBO’s unprecedented commercial and critical success and before that as an award winning producer in the UK, Callender has helped transform the entertainment landscape, setting new benchmarks for quality film and television production. One of the founders of HBO’s Programming Group, Callender helped turn HBO into an innovative and groundbreaking programming powerhouse. As president of HBO FILMS from its inception in 1999 through 2009, he was responsible for overseeing the development and production of all films – both theatrical and for the service - and miniseries under the HBO Films banner.