Stingers - Season 4
1 - Snakehead
Air Date: August 14, 2001
The Undercover Unit is called in to investigate when eleven illegal immigrants are found dead inside a shipping container.
2 - Rich Man's World
Air Date: August 21, 2001
Church uses an informant to infiltrate a drug syndicate, with tragic consequences.
3 - Beyond Redemption
Air Date: August 28, 2001
Angie goes undercover at a halfway house to obtain evidence against a psychopathic killer.
4 - Tell Me You Love Me
Air Date: September 11, 2001
Church and MacKenzie pose as a married couple experiencing relationship difficulties as they investigate a murder.
5 - Fool to Want You
Air Date: September 18, 2001
Church becomes the prime suspect in a murder investigation when he moonlights as a private investigator.
6 - Family Values
Air Date: September 25, 2001
Church goes undercover in a bikie gang to expose a major amphetamine ring, with unexpected and tragic consequences.
7 - Whatever It Takes
Air Date: October 2, 2001
The future of the Undercover Unit looks uncertain when Stone is investigated for the shooting death of biker Chicken Lake.
8 - Into the Darkness
Air Date: October 10, 2001
In the aftermath of Bill Hollister's murder, MacKenzie grieves while Church tries to bring the killer to justice.
9 - Foster Cops
Air Date: October 17, 2001
Church and Danni pose as foster parents in an unusual operation to capture Australia's Most Wanted Armed Robber.
10 - The Whisper Room
Air Date: October 23, 2001
The Undercover Unit investigates a group of paedophiles who use an internet chat-room to procure their victims.
11 - Feud
Air Date: October 24, 2001
The Undercovers investigate an extortion attempt against a pharmaceutical company and find themselves at the centre of a long-term feud.
12 - One of Us
Air Date: October 30, 2001
Stone is recruited by an Assistant Commissioner to assassinate the Bomb-maker responsible for Bill Hollister's death.
13 - Dog Eat Dog
Air Date: October 31, 2001
The Undercover Unit stage an intensive investigation to nail the ex-police officer believed responsible for Bill Hollister's murder.
14 - Slice
Air Date: November 6, 2001
Danni's cover is blown and her career is threatened when an escaped criminal seeks his revenge.
15 - Love Hurts
Air Date: November 7, 2001
A case of mistaken identity results in Stone being recruited to assist with a major armed robbery.
16 - Psychotic Episode
Air Date: November 20, 2001
Strange guns, UFOs, and piggerists with glass eyes - it's all in a day's work for Church, when his only source of information for a possible murder case is a paranoid schizophrenic.
17 - Closure
Air Date: November 21, 2001
MacKenzie investigates a Private Detective who specialises in adoption cases, with the secret hope of locating her birth mother.
18 - True Colours
Air Date: November 21, 2001
MacKenzie makes contact with her natural mother and both women become embroiled in an Undercover operation to nail a mastermind armed robber.
19 - Too Many Crooks
Air Date: November 27, 2001
The Unit works with an undercover operative from Queensland to defeat a gang of amphetamine dealers responsible for a kidnapping.
20 - Just Another Day
Air Date: November 27, 2001
Stone is caught in a siege situation at a hospital when an armed robbery goes horribly wrong.
21 - Reunion
Air Date: November 28, 2001
Church's worlds collide when he has to attend his twenty year high-school reunion as part of a drug sting.
22 - Do the Right Thing
Air Date: November 28, 2001
As Church, Danni, Stone and Angie focus on a drug sting, MacKenzie is distracted by an invitation to apply for Head of Homicide - which would mean leaving the Undercover Unit.