Sam Raimi's return to an original story is successful, establishing "Send Help" as a blend of chaotic energy and pointed satire alongside visceral horror elements. The film rises above standard genre fare thanks to Raimi’s skillful direction, Danny Elfman’s energetic score, and especially the strong connection between Rachel McAdams (who stands out) and Dylan O’Brien. It's an experience that examines the failings of those in authority with a disturbing sense of amusement, serving as a reminder that when societal norms break down, our most basic instincts emerge in a brutally straightforward fashion.

Source on TMDB