Celador is a global entertainment company originally formed in 1983 as an independent production company known for producing the game show "Who Wants to be a Millionaire?" and co-producing the film "Slumdog Millionaire." It owns 18 UK radio stations and was formerly owned by Complete Communications but is now independent again. Celador produces films, radio shows, theatrical productions, and music on a project-by-project basis through contracting freelancers.