Sept. 21, 2004, midnight 9.0
S12E1 - Dress for Success
There's a new boss who comes from IAD with a mandate to clean up the squad. Andy receives a dead rat in the mail. John is heading off the rails. A doctor is found dead, and linked to a man who had a sex change.
Sept. 28, 2004, midnight 9.0
S12E2 - Fish Out of Water
The detectives tie the death of a pregnant woman to an adoption scam; Medavoy and Jones interview a woman who claims a masked assailant stole her valuable ring; and someone poisons Sipowicz's beloved fish.
Oct. 12, 2004, midnight 0.0
S12E3 - Great Balls of Ire
When a convicted rapist is found shot to death, his victims become suspects in the murder investigation; and Sipowicz searches for answers when a stranger targets Theo as he walks home from school.
Oct. 19, 2004, midnight 8.0
S12E4 - Divorce Detective Style
The detectives investigate the death of a phone-sex operator and the kidnapping of a wealthy man's son; and Clark's tryst with a murder suspect is used to derail the prosecutor's case.
Oct. 26, 2004, midnight 8.0
S12E5 - You're Buggin' Me
After being shot outside a bar, Sipowicz discovers the identity of the person who's been harassing him.
Nov. 9, 2004, midnight 9.0
S12E6 - The Vision Thing
While investigating a random stabbing, Sipowicz becomes obsessed with his own mortality after he's nearly gunned down by a murder suspect; Medavoy takes a job as a bouncer.
Nov. 16, 2004, midnight 8.0
S12E7 - My Dinner with Andy
The detectives protect a scared witness testifying in a felony murder trial; Michael's father wants to regain custody; Bale finds out about Medavoy's job at the bar.
Nov. 23, 2004, midnight 8.0
S12E8 - I Like Ike
A gunman tries to kill a witness after a mistrial is declared in the Simon Kerensky arson case; and Jones goes to extremes to stop Craig from adopting Michael.
Nov. 30, 2004, midnight 8.0
S12E9 - The 3-H Club
Jones becomes a murder suspect after Michael's father is shot to death; and Ortiz and Murphy investigate a molestation case that might involve a priest; Medavoy gets his hearing in trial court.
Dec. 7, 2004, midnight 8.0
S12E10 - The Dead Donald
A man who cared for his brain-damaged brother is found dead; Medavoy falls for a wealthy woman while investigating an apartment rental scam; Bale tries to nail a man who offered the detectives a bribe.
Dec. 14, 2004, midnight 9.0
S12E11 - Bale Out
While investigating a murder, Sipowicz discovers a secret about Bale; and Ortiz and Murphy investigate a shooting tied to a talented up-and-coming basketball player.
Dec. 21, 2004, midnight 9.0
S12E12 - I Love My Wives, But Oh You Kid
A call-girl's death is linked to other murders involving women who'd gone through rehab; Ortiz and Murphy investigate the death of an artist who'd been carrying on an affair with a wealthy man married to two other women.
Jan. 11, 2005, midnight 9.0
S12E13 - Stoli with a Twist
The detectives continue their search for a serial killer who targets alcoholics trying to get sober; and Clark and Jones investigate a homicide linked to a woman with whom Clark had a one-night stand.
Jan. 18, 2005, midnight 8.0
S12E14 - Stratis Fear
Sipowicz and Clark investigate the stabbing death of a coffee-shop owner who was attracted to young girls; Ortiz tries to keep her cousin out of trouble; and Medavoy and Jones link a murder to a paralyzed police officer and his family.
Jan. 25, 2005, midnight 8.0
S12E15 - La Bomba
The detectives search for a suspect who killed a businessman by blowing up his car; and Ortiz and Murphy investigate the beating death of a student.
Feb. 1, 2005, midnight 9.0
S12E16 - Old Man Quiver
The detectives investigate the smothering death of an elderly man married to a voluptuous woman in her 20s; and a state judge pressures Medavoy and Jones to find out who poisoned her mother.
Feb. 8, 2005, midnight 8.0
S12E17 - Sergeant Sipowicz' Lonely Hearts Club Band
As Sipowicz settles into his role as sergeant, the 15th finds his absence unsettling, especially after Clark is teamed with a hair-triggered military officer on the murder of an Army man. Meanwhile, Jones and Medavoy's search for a missing homeless man leads one of them to a bold move.
Feb. 15, 2005, midnight 9.0
S12E18 - Lenny Scissorhands
A squad member is shot while storming an apartment; Clark and Jones investigate the bludgeoning death of a woman whose wealthy husband was going to finance a friend's salon business.
Feb. 22, 2005, midnight 9.0
S12E19 - Bale to the Chief
Bale offers to recommend Sipowicz for the squad commander position; Ortiz and Murphy investigate the death of an Arab woman; and detectives search for the man who shot Bale.
March 1, 2005, midnight 10.0
S12E20 - Moving Day
As he begins his new job as squad commander, Sipowicz disobeys orders and keeps a murder investigation open... even though a Japanese man with diplomatic immunity has confessed to the crime.