Since Aunt Ada Came to Stay - S2-E9
Visible crew/equipment: Before Craig finishes speaking with Joanna and puts the car in reverse, a set crew member in a blue shirt is seen in the driver's side mirror.
Identified - S1-E1
Visible crew/equipment: Near the start, Henderson and Straker exit the plane and enter the Rolls-Royce, then just as the car passes the camera, the reflections of the camera, camera operator, and another crew member with an arm up holding a small screen are visible on the window. (00:03:40)