'Person of Interest' trivia and fun facts

The character of Sameen Shaw was introduced on the show with the potential of becoming a regular, but it only happened because she was well received by the audience and the producers were happy with Sarah Shahi's performance.

The character of John Greer is portrayed by John Nolan, uncle of series creator/producer Jonathan Nolan.

If you call 917-285-7362 you get a voice recording of Harold for his insurance company.

Harold Finch's fiancée, Grace Hendricks is portrayed by Michael Emerson's real life wife, Carrie Preston.

The opening sequence contains one or two scenes from the current episode.