Bel Powley Set to Headline Important Holocaust Series 'A Small Light' For Disney+ Alongside Co-Stars Liev Schreiber and Joe Cole Bel Powley, Liev Schreiber, and Joe Cole have been announced as the stars of Disney+' s new National Geographic limited series A Small Light . Members of the cast of Disney+'s new powerful limited series have officially been annouced. According to an article on Deadline, this eight-episode production will star The Morning Show actor Bel Powley in the leading role. Co-stars on this sure-to-be incredible production include Ray Donovan' s Liev Schriber, and Peaky Blinders' Joe Cole. This cast is...