When Ray shoots a mafioso in the car, he fires two times right at the man's face. When the camera turns, he has one shot on his forehead, and another on the side of his head. How is that possible?
When Kiley finds a letter at Ray's apartment, we can read: "Hotel Las Anclas, Guadalajara, España". Guadalajara is not a town, it is a county.
In one of the boat scenes, Ray Castor says "They're on top, drying", but his mouth stops moving before the sentence is finished, indicating that the sound was added later.
In various scenes, camera reflections can be seen on screen, as well as crew equipment on one of the houseboat scenes.
In various scenes, camera reflections can be seen on screen, as well as a part of a camera on one of the houseboat scenes.