Sel's shotgun makes ricocheting noises that a shotgun in a forest just wouldn't make.
The brand of green plastic roofing visible above the saxophonist's balcony was not in use in the 1940s.
At the end the pair say they're heading to Napier (in the extreme east of the country), but they head in the opposite direction towards Mt Egmont/Taranaki in the extreme west.