Visible crew/equipment: When Del is trying to sell the toy dogs, in a number of shots from behind the customers, the reflection of a boom mic is visible. Look to the right of the double doors behind Del. (00:01:15)
Visible crew/equipment: When Del walks in to the flat, as he answers Grandad's first question, the shadow of a boom mic can be seen moving behind him on the blue front door. (00:04:15)