Poolhall Junkies is a 2002 drama thriller film written, starring and directed by Mars Callahan.The film also stars Alison Eastwood, Michael Rosenbaum, Rick Schroder, Rod Steiger (in his final performance), Chazz Palminteri, and Christopher Walken. It is the story of a pool hustler who is opposed by his former mentor and his new prodigy in a climactic big-stakes nine-ball match.