The spoon in Kristina's ice-cream disappears and reappears between shots at the diner.
The level of wine in each person's glass changes between shots during the final scene.
The number on top of Vlad's taxi is 5C19, while the license plate number is 8H69. On an actual New York City taxi, these numbers would match.
A crewmember's head is reflected in the window of the car when Bill is sitting in it after buying a magazine.
When the police officers are sitting in Bill Maplewood's house.
A boom is visible in the kitchen at about the 14 minute mark while Joy and her sister are talking.
A boom mic is visible at about 2:04:50 while the Jordan family is sitting at the table.