Playground Entertainment | 1,187 followers on LinkedIn. Playground is an award winning television and theatre production company founded by Sir Colin Callender CBE in 2012. | Playground is a New York and London based television, film and theatre production company that was founded in 2012 by Emmy, Golden Globe and Tony award winning producer Sir Colin Callender CBE. It is committed to producing smart, entertaining drama for the screen and the stage and screen bringing together the finest US and UK talent from the worlds of theatre, film, and television.