Visible crew/equipment: Livia and Junior have a chat about Tony while waiting in line for a movie matinee. It then cuts to the Soprano house, and in the next overhead shot of Tony sprawled on his bed, we can see the T-mark on the floor near the door. In a moment, Lilliana knocks and enters to remind Tony of his appointment.
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.
Visible crew/equipment: At dinner, when Tony bends down to kiss his mum, the moving boom mic's reflection becomes visible on the glass behind Livia. The reflection of the moving boom pole and mic continues to be seen during the dinner scene.
Visible crew/equipment: When Carmela and the kids exit Tony's room in the hospital, just as Agent Harris walks toward Tony, we can see the reflection of the boom pole and mic on the cabinet glass, near the right side of the screen.
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