Prime Suspects (1997)

Kate and Hud (Judith Stout and David Gordon) are two struggling actors trying to work their way up the New York City food chain when their lives change when they find some money abandoned during a bank robbery. They claim the money for themselves to live on to settle their debits. But a homicidal maniac robber named Jonah muscles his way into their lives claiming that the cash is his, and when the couple refuses to hand over the loot, the situation threatens to turn violent.