Visible crew/equipment: During one of Tony's coma dreams, when the hotel elevator is out of order, Tony uses the stairway and then ends up falling down a flight of stairs. Just before he lands, we can see a crew member's hands holding a camera steady (filming the stunt double's close-up view) at the bottom left corner of the screen.
Visible crew/equipment: At Eugene's wake, when Vito says that he's going back to the hospital, just as he heads toward the front door, we can see the reflection of the Panavision camera and camera operator.
Answer: That's not Jimmy, just a look-a-like. Jimmy's short and stout, the guy in "Christopher" episode is tall and medium built. The hair is also different.