Sky Witness Wednesday

Documentary following the work of Greater Manchester Police, which is England's second-largest force and is responsible for protecting 2.7 million people

Follow Australia's traffic enforcers as they face high-speed chases, defiant hooligans, explosive crashes and out-of-control drunk drivers.

Follow Australia's traffic enforcers as they face high-speed chases, defiant hooligans, explosive crashes and out-of-control drunk drivers.

Follow the work of the New Zealand Customs agents in their quest to prevent illegal items passing through the country's borders

Follow the work of the New Zealand Customs agents in their quest to prevent illegal items passing through the country's borders

Off Cornwall, the crew of the cutter Searcher decides to board a lone yacht coming from the Canaries, and officers detect a mysterious shadow in a truck full of chipboard in Dover

In Dover, the specialist rummage team discovers a ton of cannabis hidden in a truck, and in Cornwall a ship's captain lies about the number of cigarettes he has on board

Documentary series revealing the work that takes place behind the scenes of the immigration process at Dover, Calais and Heathrow

Police launch an operation to catch the criminals who stashed stolen goods in a wood, and a thief gets more than he bargained for when trying to steal from a launderette

A family plants a secret camera to catch a thief in the act, and a man joins in with a cross-country police pursuit. Presented by Dominic Littlewood

The secrets of cashpoint scammers are revealed and a couple come face to face with armed robbers, but refuse to hand over their money

A countdown of the most incredible, hilarious and spectacular real-life crashes in the world - all caught on dashcam

A countdown of the most incredible, hilarious and spectacular real-life crashes in the world - all caught on dashcam

A countdown of the most incredible, hilarious and spectacular real-life crashes in the world - all caught on dashcam

A countdown of the most incredible, hilarious and spectacular real-life crashes in the world - all caught on dashcam

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

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

Drama centred on New York City police commissioner Frank Reagan and his family, all of whom have ties to the city's legal system. Starring Tom Selleck

Season special bringing together the most spectacular, mind-boggling and downright bizarre car crashes, near misses and road incidents ever seen.

Part two of the season special featuring some of the most jaw-dropping car crashes, near misses and road incidents ever caught on camera.

Outrageous road disasters and highway hijinks, captured in video via people's in-vehicle dash-board cameras

In Colchester, the military police step in when a fight breaks out between civilians and squaddies, and in Barnsley, a scuffle between two women in a pub escalates

After pursuing a speeding car, the police discover the driver was forced by her passenger to help him escape. In St Albans, police detain two teenagers for aggressive behaviour

What appears to be a standard high-speed chase takes a sinister turn when officers search the fugitive's abandoned vehicle. Plus, a fight in a pub gets out of hand

Documentary series which follows a rapid response team of police officers as they tackle crime

Documentary following members of the New Zealand highway patrol as they witness the best and worst behaviour on the nation's busiest motorway

Documentary following members of the New Zealand highway patrol as they witness the best and worst behaviour on the nation's busiest motorway

How Canadian border-protection agencies combat terrorism, drugs and illegal immigration

How Canadian border-protection agencies combat terrorism, drugs and illegal immigration