**Overall : The greatest movie you've never heard of.** Coherence kept popping up on lists of best sci-fi films which was surprising because I had never seen a trailer or heard anything about it. I found it free to stream somewhere, so I checked it out, and I am so glad I did! What I found was a very low-budget film with a cast you have never heard of but a premise and script that were so well executed that this movie blew my mind! The panic and anxiety of the characters as they try to understand what is happening around them is told with such brilliance that the audience is lost, intrigued...