Blue Bloods Season Finale Photos: David Ramsey Guest StarsBlue Bloods Season Finale Photos: David Ramsey Guest Stars
Preview images for the Blue Bloods season finale "The Thin Blue Line" guest starring Arrow's David Ramsey Blue Bloods Season Finale Photos: David Ramsey Guest Stars

Arrow’s David Ramsey returns to the role he played before he ever was John Diggle as he appears in the May 5 season finale of Blue Bloods.

The finale is called “The Thin Blue Line” and here’s how CBS describes it:

When Danny intercepts a shipment of several million dollars that was heading to a drug cartel in Mexico, he becomes a target when they come back for revenge. Also, Jamie works independently to track down a serial killer who preys on the elderly, and Mayor Poole (David Ramsey) confides in Frank that he plans to retire, on the seventh season finale of BLUE BLOODS, Friday, May 5 (10:00-11:00 PM, ET/PT) on the CBS Television Network.

Some photos including a shot or two that includes Mr. Ramsey as Mayor Poole can be found below.

Blue Bloods

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"The Thin Blue Line" -- When Danny intercepts a shipment of several million dollars that was heading to a drug cartel in Mexico, he becomes a target when they come back for revenge. Also, Jamie works independently to track down a serial killer who preys on the elderly, and Mayor Poole (David Ramsey) confides in Frank that he plans to retire, on the seventh season finale of BLUE BLOODS, Friday, May 5 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Pictured: Tom Select, David Ramsey Photo: David M. Russell/CBS ©2017 CBS Broadcasting, Inc. All Rights Reserved

Blue Bloods stars Tom Selleck (Frank Reagan), Donnie Wahlberg (Danny Reagan), Bridget Moynahan (Erin Reagan), Will Estes (Jamie Reagan), Len Cariou (Henry Reagan), Marisa Ramirez (Det. Maria Baez), Amy Carlson (Linda Reagan), Sami Gayle (Nicky Reagan-Boyle), and Vanessa Ray (Officer Eddie Janko).

Recurring cast appearing in the episode include Tony Terraciano (Jack Reagan), Andrew Terraciano (Sean Reagan), Abigail Hawk (Abigail Baker), Gregory Jbara (Garrett Moore), Robert Clohessy (Lt. Gormley), Steve Schirripa (Anthony Abetemarco), and David Ramsey (Mayor Poole).

Guest stars in “The Thin Blue Line” season finale include Tamara Tunie (Monica Graham), Buzz Roddy (Superintendent), Racine Russell (Officer Cosgrove), Luna Lauren Vélez (Veronica Molina), Marco Torriani (Alex), Anthony Ruivivar (Det Tommy Jordan), Alejandro Hernandez (Jose Pena), Franco Gonzalez (Carlos), Harrison Chad (Evan Fleming), and Rory Duffy (Fireman).

Craig Byrne, Editor-In-Chief

KSiteTV Editor-In-Chief Craig Byrne has been writing about TV on the internet since 1995. He is also the author of several published books, including Smallville: The Visual Guide and the show’s Official Companions for Seasons 4-7.