Season 4

Brian bonds with a traumatised woman after they are both trapped in a collapsed parking structure. There's conflict at the base when Brian decides he can no longer take the morbid on the job humour of Angel and Mickey and considers his future in Rescue.

Nipper find's his Police shirt somewhat pink because his daughter put her red top in the wash at the last minute. Nipper walks around work with his jumper on despite the warm weather. Later on that day Rescue gets a call about a siege at a bank in Chatswood, one cop dead and at least ten hostages. The gunman is desperate for drugs. A young unexperienced journalist crosses the press line and begins snooping around. Nipper's three daughters ring him at work, as mum hasn't picked them up from ballet. The kid's end up at the rescue head quarters. Mickey is given the task of taking the gunman in some methadone, the hostage there to collect in Nippers wife Michelle. When Nipper is told he heads straight to the scene but doesn't tell the children. It is revealed that the gunman has a TV inside the bank as the young reporter reveals in a special bulletin against a news blackout that a Police Rescue officer's wife is one of the hostages after he overheard a conversation by Rescue squad members.

Mickey and Nipper help the survivors of a bus crash. Mickey is determined to prove the bus driver is not at fault and Nipper decides to foster a boy orphaned in the crash.

In search of a change, Georgia applies for Nipper's job. To Georgia's surprise she doesn't get it. Instead someone from head office gets the job. Sergeant Webb arrives in Rescue and quickly lays down the law with a series of new rules and procedures. As he sstruggles to earn the respect of the squad, Webb must deal with personal demons and professional problems. Angel shows signs of stress, both on and off the job. A series of high platform rescues change the squad and offers Webb a change at redemption.

After a young boy helps Angel in the rescue of a mechanic at closed Luna Park, he befriends Angel and tries to fix Angel up with his mother. Brian is concerned about an elderly man who is apparently seeking attention with a series of apparant nuisance calls. Mickey tries to help Angel sort out his life after his breakup with Helena.

A natural gas explosion leaves three people trapped two stories under ground. The squad tries to provide rescue but with time running out, a second gas explosion traps them as well. With a rapidly diminishing air supply and cyanide gas leaking into the cellar, Mickey, unwilling to abandon the trapped workers, disobeys an order from Inspector Adams to leave the scene.

After the rooftop rescue of a child left alone by a single mother, Georgia decides to give the drug addicted woman a second chance and doesn't report the violation to community services. When the mother disappears and is later picked up for theft, the children hide out in a train yard. A driver sues Angel for the damage incurred to his car during a rescue.

Kathy comforts a dying man. After he is given tranquilizers to deal with his pain, he mistakes Kathy for his wife and she must then pass on his last messages to his wife. Georgia revives a drowned swimmer who remains in a coma. Kathy comes to the aid of a pregnant woman trapped in an elevator.

Called to prevent two suicides, the squad helps arrest a woman and her brother who are BASE jumpers. Later, Mickey, who is intrigued by the pair, tries skydiving with them. A man asks Georgia for a copy of her accident report about an incident at an unsafe factory.

Angel tries to help his friend, a towie, who is suspected of taking money from a bookmaker after he's involved in an accident. Angel rescues a young girl after a fall at an oil depot.

There's an explosion in a building that's being prepared for demolishing. When Rescue arrives, one of the workers is already dead and the other two are trapped and badly wounded.

Georgia tries to help the daughter of an old friend deal with her brother's death. Angel learns more about his father after his death.

When Mickey is forced to shoot one of two brothers involved in a violent robbery of a videostore, he becomes the target of the surviving brother who is looking for revenge. When his threats turn into actions and the lives of the squad are put in danger and Mickey is taken off active duty. Angel and Georgia grow closer after he asks her to be his date to a cousin's wedding.