Visible crew/equipment: When Tony and Pontecorvo pull up to the clubhouse in the golf cart, as Tony walks toward the neurologist, there's a red T-mark on the ground at the bottom left corner of the screen.
In Camelot - S5-E7
Continuity mistake: When Tony is with Fran in her apartment, he's wearing an abstract pattern polo. Then they drive to the racetrack. At the racetrack, Tony's shirt is the same style, but the pattern is different. Then, when Tony is with Hesh, his polo reverts back to the original pattern.
Visible crew/equipment: When Tony and Carmela are in their kitchen, Tony looks in the fridge and cabinet. Then, just as Tony takes a seat at the table, an actor's T-mark becomes visible on the floor in front of the fridge, behind Tony.
Visible crew/equipment: After Carmela and Janice apologise to each other, Carmela asks Janice to lower her music, and when Janice closes the bedroom door, lighting equipment is visible at the right side of the screen.
Visible crew/equipment: After Tony enters the garage and finds AJ smoking pot with his friends, when Carmela walks in and comments about the smell, the reflection of the boom pole/mic moves across the car's windshield.
Continuity mistake: When Tony lets AJ steer while they're aboard The Stugots, in two long shots, AJ is wearing a PFD just as their boat's wake capsizes a small rowboat, but in all other shots, he's not.
Visible crew/equipment: When Catherine puts on Corrado's CPAP mask/headgear while he's asleep, it then cuts to the stove at Satriale's where Paulie is cooking up sauce, and at the start of this shot, a red tape mark is visible on the floor at Silvio's feet.
Visible crew/equipment: While Tony and his crew are hanging out at Satriale's, they hear a crash outside, and as they all rush out the back room, we can see a red T-mark taped to the floor.
Continuity mistake: At the Miami restaurant, when Tony, Paulie, and Beansie lift their champagne flutes for a toast, in the close-up Beansie holds out his glass with his right hand, but in the two wide shots he holds the glass out in his left hand.
Visible crew/equipment: At the hotel's complimentary breakfast buffet, Paulie loads up a plate filled with Danish and Yoplait for the drive down to Florida. It then cuts to the Wycoff Therapeutic Center, and at the start of this first shot, we can see the boom operator (papers in the back pocket) with left arm up, at the right side of the screen. The reflection of the moving boom pole is also visible over the fireplace mantle.
I Dream of Jeannie Cusamano - S1-E13
Continuity mistake: Tony, Carmela, and the kids end up at Nuovo Vesuvio during the storm. When Artie serves the dinner, AJ picks up a piece of pasta with his fingers, and in the shot facing Tony as he reaches across the table to AJ, he's holding his dinner knife, but in the next shot facing AJ, it's a fork in Tony's outstretched hand, not the knife.
Visible crew/equipment: After Dr. Melfi tells Tony, "I know seniors who are inspired and inspiring," when it cuts to Christopher and Brendan waiting outside the club, the red T-mark taped to the ground is visible at Adriana's feet.
Continuity mistake: When Tony shows up at Livia's house with a bouquet of flowers, in the exterior shot note the transparency of the screen door's glass, the front door silver-colour knob with its back plate, as well as the deadbolt cylinder. As Tony enters the doorway in the next interior shot, we cannot see out through the screen door's glass, the door knob is gold-colour, and both the knob's back plate and the deadbolt cylinder have vanished.
Visible crew/equipment: Livia tells Tony that Junior was looking for him and that he sounded agitated. It then cuts to a long shot of Satriale's, and at the right side of the screen, we can see the reflection of the boom operator holding up the boom pole/mic.
Visible crew/equipment: When the load of DVD players is brought to Bada Bing, just as the guys begin removing the boxes from the car's trunk, the reflections of the crew and the boom pole are visible on the car's surface.
Denial, Anger, Acceptance - S1-E3
Visible crew/equipment: When Tony and the other guys visit Jackie at the hospital, there's an actor's tape mark (toe box type) on the floor, between the bed and the green chair.
Pax Soprana - S1-E6
Visible crew/equipment: When Mikey Palmice arrives at the poker game and begins to pummel Sammy, an actor's red tape mark is visible on the floor under the card table.
Continuity mistake: At the hospital, when Agent Harris presents his business card in case Tony changes his mind, Harris holds his card at its bottom so it's up over his hand, but in the next shot facing Tony, Harris holds the card at its top so it's below his hand, and it continues this way in the next shot as Carmela takes it from his hand.
Visible crew/equipment: After Paulie and Silvio hug AJ and Meadow at the hospital, when Meadow tells them Tony is with Carmela, we can see the boom pole and mic's moving reflection on the glass, at the top of the screen. Then, as AJ tells Meadow that he doesn't believe it was a carjacking, the mic's reflection dips into view again on the glass.
Visible crew/equipment: While Corrado and Mikey are at Mariolina's wake, just as Corrado says, "Where he spills his guts on some shrink's carpet," we can see the yellow tape mark on the carpet where Corrado had been standing.
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