It is stated that the river is a tidal river. But during the boat trip up river and into the lagoon, there are no river banks and the vegetation grows right to the water's edge. If this were a true tidal river, there would be dirt banks and evidence of tidal action all along the river.
When the croc attacks the boat, Pete is sitting in the back right of the boat talking to Kate, as shown by the way they are each facing to speak. Over Pete's shoulder we see the croc streak through the water to ram the boat from the right-hand side. Yet in the next shot, where the boat flips upwards from the impact, it's clearly being hit from the passengers' left.
Kate Ryan: One of the rules of my tour is that you have only one chance to complain about the heat and flies. They are a fact of life up here and whinging about them all day isn't going to make them disappear.
What are the differences between the R-Rated and Unrated Version?
A
Surprisingly, the Unrated Version does not feature any more unrated-worthy material than the usual R-Rated version. One can speculate that the Unrated Version is the original Australian Version whereas the R-Rated Version was created especially for the US market and therefore several plotscenes were left out. Those scenes are featured in the Unrated aka. Australian Version. A detailed comparison between both versions with pictures can be found here.
Q
Is Rogue a true story?
A
On the DVD extras menu Greg McLean says that the film was inspired by stories of a large crocodile that had attacked people in the Northern Territories. The story and characters however have all been made up specifically for the film