Visible crew/equipment: As Joey walks over to Robin and Violet, who are hanging up washing, a large set of lights is reflected in the window as he walks over. (00:17:45)
Visible crew/equipment: When Tommy is at Jason's grave, a white reflector screen is clearly reflected into his glasses. (00:01:15)
Visible crew/equipment: In the film the ambulance is called to Pinehurst. When the ambulance comes to a stop the boom mike can be seen in the bottom part of the rear window. (00:21:05)
Visible crew/equipment: As Pete walks off into the woods, the cameraman's shadow is briefly visible on his back. (00:23:50)
Answer: Several possibilities: 1 The mother requested he not make any contact, 2 They could've moved away, and he lost contact until then, 3 He may have been drafted into the army, and she could've divorced him during his time away and moved into whatever state this is located.