Complex sentence: Was asked by Roman Polanski to teach Sir Ben Kingsley and other actors the art of picking pockets for the movie Oliver Twist (2005) film and is listed in the credits as a Pickpocket Consultant.
Split into simpler sentences: Was asked by Roman Polanski to teach Sir Ben Kingsley and other actors the art of picking pockets for the movie Oliver Twist. He is listed in the credits as a Pickpocket Consultant.