In the opening titles, right after Lee Grant's name appears, there is close-up of a stack of small bills on a craps table. The $10 denomination is obviously stage money with a portrait of a generic founding father instead of Hamilton. This raises doubts about the $5 and $1 dollar bills but in standard definition they look real.
Although the film is set in 1957, when J.C. Cullen (Matt Dillon) and Aggie Donaldson (Suzy Amis) get off the street car, there is a 1980s model Cadillac in the street behind them, followed by another late-model car.
Although the film is set in 1957, Carl Hooker's (Don Francks) light grey fedora hat is a 1980s Stetson model; the gold Stetson hat pin on the ribbon is a dead giveaway.
The sound of dice rolling after Cole announces their total.
J.C. buys into the craps game with $500 ("5 C's to the pass"), but the closeup shot shows 4 $100 bills on the table.