 The script reportedly went through over fifty drafts. Although  original writer Simon Kinberg (qv) was the final writer during  production, various uncredited writers worked on drafts throughout  the films development, including Jez Butterworth (qv),  John Butterworth (qv), Carrie Fisher (qv),  Akiva Goldsman (qv), Ted Griffin (III) (qv),  Kieran Mulroney (qv), Michele Mulroney (qv), and  Terence Winter (qv).