Blue Bloods - Season 4 Episode 21
After a detective from Danny's precinct is killed while working undercover, Frank goes above and beyond to find the killer only to discover that the victim held a big secret; Jamie and Eddie help Nicky track down a homeless former classmate.
- Genre: Drama, Crime
- Studio: CBS
- Keyword: new york city, police, police station, police commissioner, police procedural
- Cast: Tom Selleck, Donnie Wahlberg, Bridget Moynahan, Will Estes, Len Cariou, Gregory Jbara
"
"
"
"
"
"
"
"
"
"
"
"
"
"
"
"
"
"
"
"
"
"
