Revealing mistake: When Patsy knocks down the black guy with the iron pole, the pole breaks in half like a piece of plastic. When it cuts, the pole is intact.
Revealing mistake: A different horse is used for close-ups and race shots; you can tell by looking at the white patch on Pie-O-My's head, which is much bigger in the close-ups.
The Strong, Silent Type - S4-E10
Revealing mistake: Christopher is high from shooting heroin and sits on Adriana's dog and kills it. She comes home and calls for the dog and sees her under Christopher. He picks her up and you can plainly tell its a stuffed dog.
Revealing mistake: The semi-automatic handgun the gunman is shooting has no rearward slide movement after each shot is fired for the shell casings to eject. The gun is firing but it's not reloading, however it's firing several shots. This is just not possible. In a few other previous gun scenes like the Mikey Palmice hit Christopher is dramatizing the recoil by moving the handgun up and down and snapping it in a way that just doesn't make any sense. (00:48:50)