Darryl Ponicsan is an American writer. He is best known as the author of the 1970 novel The Last Detail, which was adapted into the 1973 film of the same name starring Jack Nicholson. A sequel, Last Flag Flying, based on his 2005 novel of the same name, was released in 2017 and he also co-wrote the screenplay with Richard Linklater. He also wrote the 1973 novel and screenplay Cinderella Liberty, starring James Caan. Ponicsan writes mystery novels under the pen name Anne Argula.

The Last Detail is a 1973 American comedy-drama film directed by Hal Ashby, from a screenplay by Robert Towne, based on the 1970 novel of the same name by Darryl Ponicsan. The film stars Jack Nicholson, Otis Young, Randy Quaid, Clifton James, and Carol Kane. It follows two career sailors assigned to escort a young emotionally withdrawn recruit from their Virginia base to Portsmouth Naval Prison in Maine.