Third Watch - Season 6 - Eps 10: Rat Bastard
Ty rats out Sasha to the squad after Finney refuses to transfer her out; an action star doing research for his next movie goes on a ride along with the firefighters, and Stu quickly discovers that his boyhood hero is a failing alcoholic looking for a chance to revive a dead career; Brendan offers to ride with Sasha when everyone else refuses to do so, which leaves Ty and Sully partnered again; the retired detective who gave Sasha the real I.A.B. file on the death of Ty's father is found murdered by a police-issued bullet; Sully decides to testify against Finney; in pursuit of a drug dealer who shot an eight year old girl, Sasha and Brendan are injured, but the other units in the sector fail to respond to their calls for help until Ty and Sully finally relent and come to their aid.
About Third Watch

Title: Third Watch
First Air Date: 1999-09-23
Last Air Date: 2005-05-06
Status: Ended
Rating: 7.9/10 (from 213 votes)
Language: EN
Seasons: 7
Total Episodes: 131
Network: NBC
Genres: Drama, Crime
Production Companies: John Wells Productions, Warner Bros. Television
Synopsis
The exploits of a group of men and women who serve the City of New York as police officers, firemen, and paramedics, all working the same fictional 55th precinct during the 3pm to 11pm shift - the 'Third Watch'.
Cast

Coby Bell
Tyrone Davis Jr.

Nia Long
Sasha Monroe

Molly Price
Faith Yokas

Anthony Ruivivar
Carlos Nieto

Skipp Sudduth
John Sullivan

Tia Texada
Maritza Cruz

Jason Wiles
Maurice Boscorelli

Cara Buono
Grace Foster

Josh Stewart
Brendan Finney