In and Out - S7-E14
Continuity mistake: At the start, the rearview mirror on the windshield of Eddie and Jamie's squad car disappears and reappears.
Blue Bloods (2010)
1 continuity mistake in In and Out - chronological order
Starring: Tom Selleck, Bridget Moynahan, Donnie Wahlberg, Len Cariou, Will Estes
Character mistake: Sergeant Gormley is promoted to Lieutenant in the previous episode. In this episode he is referred to as Sergeant Gormley by Commissioner Reagan and Deputy Commissioner Garrett Moore at least twice.
Frank Reagan: I'm the PC. I know everything.
Trivia: Although Len Cariou plays Tom Selleck's father, he's only five years older than Selleck.
Question: What is the pin Mayor Dutton is wearing?
Answer: The Seal of the City of New York.