Nesbitt's 'Russian' accent veers between French and comedy German.
The shot of the plane on the lake is clearly a still photo, as the waves are frozen.
The Inspector's credited surname is Hackett, but just Hacket on his office door.
The opening says Manitou Lake - Ontario. But the one in Ontario is actually called Lake Manitou. Confusingly, there is a Manitou Lake in Saskatchewan.