Harry Rule (Robert Vaughn) is an American lone wolf in London. Contessa di Contini (Nyree Dawn Porter) is a beautiful British aristo abroad. Paul Buchet (Tony Anholt) is a suave Parisian specialising in gadgetry. Together they are The Protectors - three intrepid international private detectives. Alongside other super agents from the world's best detective agencies, they are organised into a global secret society, their mission is to protect the innocent and apprehend the guilty. Gerry Anderson's first and only contemporary thriller series is the ultimate in jetsetting, high-kicking adventure!