2/2. Actor Robert Downey Jr presents an exploration of the life and career of screen legend and composer Charlie Chaplin , bolstered by extensive archive material, written correspondence, extracts from the actor's travel writing and previously unaired recordings of Chaplin at the piano. Plus input from actress and daughter Geraldine Chaplin , son Michael Chaplin , Eddie Izzard and Richard Attenborough , who directed the 1992 Hollywood biopic starring Robert Downey Jr.