Coherence (2013)
Source: Amazon Prime
Plot: Eight friends at a dinner party experience a troubling chain of events due to a malevolent influence of a passing comet.
Without giving too much away, if you like sci-fi thrillers like Timecrimes (2007), Triangle (2009) & Predestination (2014), with themes of dopplegangers, multiverse, time-bending mindf*cks, murder & mayhem, then this lo-fi budget film is right up your street, get it watched!
Score: 8/10
Trivia: The directors didn't give the actors any scripts or tell them what events were about to unfold in the movie so that they could film their genuine reactions as they ratchet up the tension.