Continuity mistake: When Tony speaks to Artie at his home, Artie is seen putting a cigarette in his mouth. However, in the next shot the cigarette has disappeared and Artie is drinking from his cup instead. (00:18:35)
Continuity mistake: Christopher is trying to start a fire with sticks and has a cigarette in his mouth. He starts to go back into the van with the cigarette in his mouth but in the next shot the cigarette is gone and he is rubbing his hands together.
Continuity mistake: While Tony sits with his nephew, the peanut butter jar moves closer to the remote control between the first and second shot.
For All Debts Public and Private - S4-E1
Continuity mistake: When Tony Jr. reads the newspaper, his part of the table changes completely: The napkin changes position, the orange juice comes closer to his arm, the spoon in the bowl changes positions, and a mug in front is replaced for a load of papers. The position of his thumb also swaps from being beneath a photo, to on top of it depending on the angle.
University - S3-E6
Continuity mistake: When AJ is having breakfast, the syrup bottle moves around by itself between shots.
Continuity mistake: The table with the beer bottle by the pool gets closer to the chair after Tony sits down.
University - S3-E6
Continuity mistake: Tracey is cuddling Ralphie at home and places her hand on his belly. The left and right angles of her movement do not match: When she brings her hand towards herself, the following angle shows it on the opposite side.
University - S3-E6
Continuity mistake: When Ralphie and Tracey are at home, he places a dish with a cookie on his belly. The dish keeps moving up and down depending on the angle.
Knight in White Satin Armor - S2-E12
Revealing mistake: Richie is breathing on the floor, despite having been shot to death. (00:46:58)
Continuity mistake: Tony gets out of the car near the start and there is no glass on the floor, when he calls Christopher over, broken glass on the ground has appeared.
Other mistake: In the scene where Paulie Gualtieri goes to confront "Feech" La Manna at the bakery concerning the landscaping feud, the clock on the wall doesn't match the time on La Manna's watch or the clock on the wall behind La Manna's desk. The big clock says 11:55 while the other two say either 2:45 or 9:10.
Marco Polo - S5-E8
Continuity mistake: When Carmela is eating dinner with her parents and AJ, the amount of coke in her glass changes between front and rear shots.
Revealing mistake: Closing scene. Tony and his son are in the kitchen making ice cream sundaes. The second time Tony holds the can of whipping cream over the boy's mouth, the kid actor looks off camera for direction.
Revealing mistake: When Tony runs with the car against the guy, he wears a protective pad under the pants in the area where Tony punches him. (00:10:54)
Revealing mistake: When Bobby feels provoked by Tony and gives him the first punch making him fall from the chair, Tony is then shown getting up. If you look very carefully, that shot actually shows Tony falling instead, so they reversed it to make it look like he was going to get up. (00:27:24)
Visible crew/equipment: When Tony B. gets some stuff on the floor and puts it in the backpack, a boom microphone is reflected in the mirror next to Tony B. (00:12:19)
Knight in White Satin Armor - S2-E12
Visible crew/equipment: When Sal chases Christopher after trailing him the night before, he knocks out a cyclist and crashes against a car. When he steps out of the car, the shadow of the camera and part of its crane approaching him is on his leg and on his arm. (00:36:20)
Audio problem: When Tony and Meadow are at the restaurant, the start of the scene shows Meadow saying, "To what do I owe this chance to go sake bombing?" to which Tony replies, "We used to have dinner all the time." The dialogue appears to have been dubbed over, as Meadow's mouth doesn't move when she says the line, and Tony's mouth appears to say something completely different. (00:37:46)
Answer: Yup, just like Nicholas Lea was chosen to play Alex Krycek on the X-files after showing up on 1 episode as a different character.
Grumpy Scot