Robert Downey Jr.

as Charles Spencer Chaplin

Geraldine Chaplin

as Hannah Chaplin

Paul Rhys

as Sydney Chaplin

John Thaw

as Fred Karno

Moira Kelly

as Hetty Kelly / Oona O'Neill

Anthony Hopkins

as George Hayden

Dan Aykroyd

as Mack Sennett

Marisa Tomei

as Mabel Normand