Person of Interest Timeline ( Real )

tv_show_premiere
September 22, 2011

Premiere of Person of Interest

The TV show Person of Interest premiered on CBS, introducing viewers to a unique blend of crime drama and science fiction centered around a computer program predicting violent crimes.

tv_show_season_premiere
May 3, 2016

Person of Interest Season 5 Premiere

The final season of Person of Interest began airing, wrapping up the storylines and concluding the series.

tv_show_finale
June 21, 2016

Series Finale of Person of Interest

The last episode of Person of Interest aired, bringing closure to the main characters and the overarching plot.

Person of Interest Timeline ( Fictional )

technology_operational
2004

Machine Goes Operational

The Machine becomes fully operational and begins sending numbers of people involved in imminent violent crimes to Finch.

team_formation
2009

Finch Recruits Reese

Harold Finch contacts John Reese, a presumed-dead former CIA operative, to help prevent violent crimes predicted by The Machine.

team_formation
2010

Detective Fusco Joins Team

Detective Lionel Fusco is coerced into joining Finch and Reese’s vigilante mission after initially being on the wrong side of the law.

character_arc
2012

Root Discovers The Machine

Root hacks into The Machine and becomes one of its most devoted and dangerous operatives, initially working against Finch and Reese.

technology_creation
2014

Samaritan AI Emerges

A rival AI called Samaritan becomes operational, threatening The Machine and the balance of surveillance power.

technology_change
2015

The Machine Goes Dark

To protect itself, The Machine goes into hiding and ceases normal operation, forcing the team to adapt their methods.

character_death
2016

Reese Sacrifices Himself

John Reese sacrifices himself to protect The Machine and team, dying heroically in a final confrontation.

climax
2016

Final Battle Against Samaritan

The team mounts their ultimate assault to destroy Samaritan and restore control over surveillance and privacy.

resolution
2016

The Machine's Legacy Continues

After defeating Samaritan, Finch secures The Machine’s future, ensuring its continued protection of public safety.