Sarah and Mary are back with another episode of The Double series. This time we're looking at stage personas in Casey Affleck's performance piece I'm Still Here (2010) and Todd Haynes' cult masterpiece Velvet Goldmine (1998). We discuss the psychoanalytic persona and Mary gives an insight into her own change of name–plus numerous fun facts about David Bowie and Joaquin Phoenix.rous fun facts about David Bowie and Joaquin Phoenix.