The "eggshell" smoothie changes from almost white when poured to green when carried upstairs.
Footage of British/London fire trucks.
Several French language signs can be seen around the "American" city in the film.
During several of the explosions at the refinery, an unexplained thunderclap can be heard.
Although set in an unnamed American city (identifiable because of the appearance of USA flags in a few scenes), the television station setting for the movie has the call letters listed as CFTM-TV. In the United States, all television and radio station call letters begin with either the letter K (for states west of the Mississippi River), or the letter W (for states east of the Mississippi River). The letter C is used for all of Canada's provinces.