Chitty Chitty Bang Bang is a British novel.
Chitty Chitty Bang Bang is a 1968 British musical adventure fantasy film directed by Ken Hughes and written by Roald Dahl and Hughes , loosely based on Ian Fleming 's 1964 novel Chitty-Chitty-Bang-Bang : The Magical Car . The film stars Dick Van Dyke , Sally Ann Howes , Lionel Jeffries , James Robertson Justice , and Robert Helpmann as the main antagonist , the evil Childcatcher .