Warren Beatty he named it for Kathlyn (whose nickname was "Tat") and Ira. At age 29, Beatty produced and acted in "Bonnie and Clyde", which would be released in 1967. He assembled a team that included the writers Robert Benton and David Newman, and the director, Arthur Penn. Beatty selected most of the cast, including Faye Dunaway, Gene Hackman, Estelle Parsons, Gene Wilder and Michael J. Pollard. Beatty also oversaw the script and spearheaded the delivery of the film. Gene Hackman was chosen because Beatty had acted with him in "Lilith" in 1964 and felt he was a "great" actor. Upon completion
Faye Dunaway wanted Polanski to consider Jane Fonda for the role, arguing that Dunaway had a reputation for temperament, Polanski insisted on using Dunaway. She accepted the challenging and complex role of Mulwray, a shadowy femme fatale who knows more than she is willing to let Detective J.J. Gittes (played by Jack Nicholson) know. Dunaway got along well with Nicholson, describing him later as a "soul mate", but she clashed with Polanski, who had a reputation for being dictatorial and controlling on a set. "Roman was very much an autocrat, always forcing things. It ranged from the physical to the mental. He