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Blue Bloods S9E19 — Common Enemies

8.4

Blue Bloods•Season 9•Episode 19

Common Enemies

8.4/10 · 446 votesApr 12, 201945 min

Ranked #2 of 22 in Season 9•+0.4 vs season avg

After someone breaks into Luis Delgado’s home and kills his wife, Luis and Danny team up to take down the vicious murderer who may also be responsible for Linda’s death. Frank finally meets Eddie’s mother. Jamie and Erin are at odds after Jamie seeks her

Directed byDavid Barrett

Written bySiobhan Byrne O'Connor

Previous episodeE18 · Rectify Next episodeE20 · Strange Bedfellows

Seasons14

All 1 2 3 4 5 6 7 8 9 10 11 12 13 14

Cast11

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

Vanessa Ray

Vanessa Ray

Eddie Janko

Gregory Jbara

Gregory Jbara

Garrett Moore

Robert Clohessy

Robert Clohessy

Sid Gormley

Abigail Hawk

Abigail Hawk

Abigail Baker

Marisa Ramirez

Marisa Ramirez

Maria Baez

Sami Gayle

Sami Gayle

Nicky Reagan-Boyle

Crew2

Siobhan Byrne O'Connor

Siobhan Byrne O'Connor

Writer

David Barrett

David Barrett

Director

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Episode Summary

"Common Enemies" is episode 19 of Blue Bloods season 9. It scored 8.4/10 from 446 votes, ranking #2 of 22 episodes this season (season average 8.0). Directed by David Barrett and written by Siobhan Byrne O'Connor, it aired on April 12, 2019.

Next: E20 · Strange Bedfellows Best of Season 9