After the truck accident Oscar has a small cut on his chest. Not only is it not bleeding, but his shirt is not penetrated.
In the 46th minute Jill and Oscar crash their pickup truck off an ice-covered, snowy ridge. After abandoned their broken-down vehicle in snow, within a minute they discover another vehicle in the driveway of a house (they had been in wilderness) with no snow on the ground, and a cactus in the driveway.
Set during the a global pandemic, several stars of the movie remove their masks on a commercial flight while those behind and around them do not. Throughout the movie many people in close proximity to one another do not wear masks.
While driving on an ice covered road you can see out through the rear window a clear black road surface.