Sky Witness Tuesday

Dog handler Darryl gets a nasty surprise when he tries to break up a pub fight in Exeter city centre, and the Ashburton Tactical Aid Group carries out raids on two flats

Focusing on the work of the City of London police as they tackle crime on the streets of the capital

Biosecurity find rare artefacts from Canada. Two travellers try to outsmart Immigration and there's a sticky situation in Customs

An irate tourist causes havoc. In Biosecurity, officer Renee uncovers some unwelcome hitch-hikers

The work of officers of the Canada Border Services Agency as its staff enforce customs, quarantine, immigration and finance laws

The work of officers of the Canada Border Services Agency as its staff enforce customs, quarantine, immigration and finance laws

A man is deported to Nigeria, and the Manchester enforcement team carries out raids in Rochdale in search of people without the legal right to work in the UK

Documentary following the work of Ireland's border force officers as they fight to stop gangs of organised smugglers from bringing in drugs, money, guns and cars

The team treats a famous marriage counsellor for an ankle injury, but Dr Morgan Reznick quickly spots she might be experiencing something far more serious

A small town police officer claims he is the victim of a deep-rooted conspiracy and seeks revenge on those he believes are responsible

Fly-on-the-dashboard documentary showcasing outrageous road disasters, captured in video form by drivers' in-vehicle dashboard cameras

A violent robber makes a mistake when he returns to the scene of his crime - and two wedding venue sculptures seem destined for a permanent honeymoon. Dominic Littlewood presents

A couple who own a sports club find out why a family friend has been stealing from them, and an antiques thief takes some expensive lamps. Dominic Littlewood presents

Fly-on-the-wall documentary accessing the world of national security at Australia's biggest airports as customs and immigration officers tackle criminals

Fly-on-the-wall documentary accessing the world of national security at Australia's biggest airports as customs and immigration officers tackle criminals

Fly-on-the-wall documentary accessing the world of national security at Australia's biggest airports as customs and immigration officers tackle criminals

Fly-on-the-wall documentary accessing the world of national security at Australia's biggest airports as customs and immigration officers tackle criminals

Fly-on-the-wall documentary accessing the world of national security at Australia's biggest airports as customs and immigration officers tackle criminals

Fly-on-the-wall documentary accessing the world of national security at Australia's biggest airports as customs and immigration officers tackle criminals

Fly-on-the-wall documentary accessing the world of national security at Australia's biggest airports as customs and immigration officers tackle criminals

McCall's online ad leads her to a mother whose son has been kidnapped. Delilah has a secret, and McCall and Aunt Vi are determined to uncover it

Wesley returns to the district attorney's office, where his past connects him to a current investigation, while Bailey and John have conflicting feelings over safety

Arman goes missing, leading Thony and Nadia to reluctantly join forces in searching for him. Fiona copes with being deported to the Philippines

Izzy asks Bull to petition the court to have her best friend's body exhumed when the woman's son alleges she was murdered

After a suburban wife is kidnapped from her home, the team looks into trysts on both sides of her marriage. OA feels pressure from Mona

The Task Force searches for the culprit threatening New York with a bomb. Ray prepares to celebrate as his wedding approaches

Shaun and Lea's wedding reception is interrupted by a violent attack at the hospital, and the trauma affects Shaun in more ways than one

On their first day as attending physicians, Shaun and Alex are introduced to the first-year residents they will be overseeing

Free runner John breaks his heel after jumping 10ft from a bridge, and a woman is trapped in her car after a crash plunges the vehicle into a ditch

Documentary following the work of Ireland's border force officers as they fight to stop gangs of organised smugglers from bringing in drugs, money, guns and cars

A car thief causes chaos in Torquay, the Road Crime Unit tracks down a Mercedes-Benz loaded with cocaine in Plymouth, and the Tactical Aid Group has a training day