He is best known as the author of the 1970 novel "The Last Detail," which was adapted into a 1973 movie starring Jack Nicholson; and for the 1973 novel and screenplay "Cinderella Liberty," starring James Caan.
He is best known as the author of the 1970 novel "The Last Detail," which was adapted into the 1973 film starring Jack Nicholson and a 2017 sequel, "Last Flag Flying", for which he also co-wrote the screenplay. He also wrote the 1973 novel and screenplay "Cinderella Liberty," starring James Caan.