A family imprisoned by intruders is forced to play a terrifying game of "Kill, Or Be Killed". As the night unfolds, the game's mysterious rules become clear, and the family realizes their nightmare is being streamed live to riveted viewers all over the world, who are compelled to KEEP WATCHING... not knowing if what they're seeing is real, or staged.
| Actor | Role |
|---|---|
 Bella ThorneJamie Mitchell | Jamie Mitchell |
 Chandler RiggsJohn Mitchell | John Mitchell |
 Natalie MartinezNicole | Nicole |
 Ioan GruffuddCarl Mitchell | Carl Mitchell |
 Maya EshetThe Wasp | The Wasp |
 Matthew WilligThe Terror | The Terror |
 Leigh WhannellMatt | Matt |
 Jared AbrahamsonJosh | Josh |
 Roger Craig SmithThe Creator (Voice) | The Creator (Voice) |
 Christopher James BakerThe Creator | The Creator |
| NNaibe ReynosoReporter | Reporter |
 April McCulloughBetty Mitchell | Betty Mitchell |
| SSavannah DouglasYoung Jamie (uncredited) | Young Jamie (uncredited) |
 James M. ConnorTherapist | Therapist |
 Carlos ArellanoSheriff | Sheriff |