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Blue Bloods S4E1 — Unwritten Rules
8.1
Blue Bloods•Season 4•Episode 1

Unwritten Rules

8.1/10 · 570 votesSep 27, 201345 min

Ranked #5 of 22 in Season 4•+0.1 vs season avg

Discussion

When an armed robbery ends with the death of a police officer, Frank makes it a mission for the NYPD to bring the suspect to justice. However, tensions run high in the Reagan household when Erin drops the charges and releases the suspect due to

Directed byDavid Barrett
Written byIan Biederman
Previous seasonSeason 3Next episodeE2 · The City That Never Sleeps
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Cast9

Tom Selleck

Tom Selleck

Frank Reagan

Donnie Wahlberg

Donnie Wahlberg

Danny Reagan

Bridget Moynahan

Bridget Moynahan

Erin Reagan-Boyle

Will Estes

Will Estes

Jamie Reagan

Len Cariou

Len Cariou

Henry Reagan

Amy Carlson

Amy Carlson

Linda Reagan

Abigail Hawk

Abigail Hawk

Abigail Baker

Marisa Ramirez

Marisa Ramirez

Maria Baez

Sami Gayle

Sami Gayle

Nicky Reagan-Boyle

Crew2

Ian Biederman

Ian Biederman

Writer

David Barrett

David Barrett

Director

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Episode Summary

"Unwritten Rules" is episode 1 of Blue Bloods season 4. It scored 8.1/10 from 570 votes, ranking #5 of 22 episodes this season (season average 8.0). Directed by David Barrett and written by Ian Biederman, it aired on September 27, 2013.

Next: E2 · The City That Never SleepsBest of Season 4