Cast of Person of Interest

Jim Caviezel portrays John Reese, a skilled former CIA operative. Reese is recruited by Finch to help prevent crimes as part of their vigilante operation. He is highly skilled in combat and surveillance, and his past experiences drive him to seek justice for those who cannot defend themselves.

Michael Emerson plays Harold Finch, a reclusive billionaire software programmer and the creator of 'The Machine'. Finch developed the AI surveillance system to predict violent crimes, but it also predicts terrorist acts. He recruits Reese to help him save lives by intervening in these premeditated crimes.

Kevin Chapman portrays Lionel Fusco, a corrupt detective initially introduced as Reese's target. Fusco is blackmailed by Reese into becoming an ally, and eventually becomes a valuable member of the team. Despite his troubled past, Fusco proves to be a loyal and resourceful detective.

Taraji P. Henson appears as Joss Carter, an NYPD detective who becomes aware of Reese's vigilantism. Initially skeptical, Carter later allies with Reese and Finch to take down corrupt individuals within the system. Her determination and relentless pursuit of justice make her a formidable asset to the team.

Sarah Shahi plays Sameen Shaw, a former government assassin with exceptional combat and hacking skills. Shaw is recruited by Finch to assist Reese and becomes a vital member of the team. Her complex personality and sharp intellect make her a valuable asset in their fight against crime.

Enrico Colantoni portrays Carl Elias, a powerful and enigmatic crime boss in New York City. Despite his ruthless reputation, Elias occasionally helps Reese and Finch in their mission to bring down larger criminal organizations. His complex relationship with the team adds an intriguing dynamic to the show.

Elizabeth Marvel appears as Alicia Corwin, a high-ranking government official involved in the oversight of 'The Machine'. Corwin works to keep the true capabilities of the AI hidden and is willing to go to extreme lengths to protect it. Her character adds a layer of secrecy and government intrigue to the series.

Wrenn Schmidt plays Dr. Iris Campbell, a psychiatrist who becomes entangled in Reese and Finch's mission to save lives. Driven and intelligent, she offers her expertise to help understand the psychological aspects of crime and assists the team in their fight against unknown threats.