Blue Bloods Wiki
Blue Bloods Wiki

"The Thin Blue Line" is the twenty second and final episode of the seventh season of Blue Bloods.


After his theories about a serial killer are brushed off, Jamie investigates on his own. Meanwhile Danny helps confiscate millions in drugs and money from a Mexican cartel which makes his family a target.


Detailed recap of the episode that contains MAJOR SPOILERS.
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Cast & Characters

In credits order


Also Starring

Guest Starring




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The Thin Blue Line/Gallery


Notes & Trivia

  • The DVD contains deleted scenes for this episode.


Season 7 Episodes
"The Greater Good" "Good Cop Bad Cop" "The Price of Justice" "Mob Rules" "For the Community" "Whistleblowers" "Guilt by Association" "Personal Business" "Confessions" "Unbearable Loss" "Genetics" "Not Fade Away" "The One That Got Away" "In and Out" "Lost Souls" "Hard Bargain" "Shadow of a Doubt" "A Deep Blue Goodbye" "Love Lost" "No Retreat, No Surrender" "Foreign Interference" "The Thin Blue Line"