TMDb/Westworld TV Person of Interest's brilliant sci-fi legacy seemed reborn on HBO, but its successor became a new cautionary tale about great TV's fragile fate. April 13, 2026 AceShowbiz - TV often follows a frustrating pattern: a show starts modestly, evolves into something exceptional, then gets canceled prematurely. This was the fate of one of the most underrated sci-fi series, Person of Interest. For five seasons, it cleverly masked itself as a routine procedural, but beneath the surface, it was crafting a masterful narrative about surveillance, technology, and unchecked power.