Character mistake: The doorman tells Ike that Jimmy Shoes and the prostitute left in a '55 Chevy, the car is a '56 Chevy.
Who's the Horse and Who's the Rider? - S1-E7
Continuity mistake: When Stevie is confronted by Danny on the beach, he's wearing a gold chain with a star of David. Different angles through the scene show him not wearing it. The different takes alternate between chain and no chain.