The Human Centipede III (Final Sequence) (2015) represents the controversial conclusion to Tom Six's infamous horror trilogy, shifting from medical horror to institutional satire. Set in a troubled American prison, the film follows sadistic warden Bill Boss (Dieter Laser) who, inspired by the previous Human Centipede films, decides to create a 500-person human centipede as both punishment and cost-saving measure. With his accountant Dwight Butler (Laurence R. Harvey) assisting, they implement this grotesque solution to prison management problems.

Director Tom Six deliberately amplifies the series' most extreme elements, blending body horror with dark comedy in ways that deliberately test viewer limits. The performances are intentionally over-the-top, with Laser and Harvey reprising their roles from previous films as different characters, creating a meta-narrative about horror film influence. While the practical effects maintain the series' distinctive surgical aesthetic, the scale becomes almost cartoonish in its absurdity.

With an IMDb rating of 2.7, this Dutch production clearly divides audiences between those appreciating its transgressive satire and those finding it gratuitous. The film functions as commentary on prison systems, media desensitization, and horror franchise excess. For viewers who have followed the series, The Human Centipede III provides a deliberately outrageous conclusion that pushes boundaries in both horror and bad taste. Watch it to complete the trilogy experience or to witness one of modern horror's most polarizing final chapters.