Sky Witness Friday

A cocker spaniel helps its handler PC Adele Gibson raid a suspected drug den, while Sergeant Pete Madden and his German shepherd are on the trail of car thieves

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

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

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

Reality series charting the work of US Customs and Border Protection agents, responsible for acting as the first line of defence for air, sea and land entry-points to the US

Reality series charting the work of US Customs and Border Protection agents, responsible for acting as the first line of defence for air, sea and land entry-points to the US

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

Dr Park and Dr Morgan compete to take the lead in an operation on an elderly patient. Meanwhile, Shaun's first date with Carly does not go well

Officer Jackson West is having a difficult relationship with his new training officer Stanton, causing him to turn to Sgt Grey in the hope of finding a solution

Mouch sets out to change his legacy and nickname, Ritter pushes Herrmann to see a doctor and Brett searches for the perfect wedding venue

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

Fly-on-the-wall documentary following the lives of customs and immigration officers at Australia's biggest airports

Fly-on-the-wall documentary following the lives of customs and immigration officers at Australia's biggest airports

Fly-on-the-wall documentary following the lives of customs and immigration officers at Australia's biggest airports

Fly-on-the-wall documentary following the lives of customs and immigration officers at Australia's biggest airports

Fly-on-the-wall documentary following the lives of customs and immigration officers at Australia's biggest airports

Fly-on-the-wall documentary following the lives of customs and immigration officers at Australia's biggest airports

Fly-on-the-wall documentary following the lives of customs and immigration officers at Australia's biggest airports

Fly-on-the-wall documentary following the lives of customs and immigration officers at Australia's biggest airports

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

The team tracks a pair of vengeful brothers who are targeting members of the company that caused their town's environmental destruction

A joyous and merry Christmas turns dark when McCall, Dante and Miles find themselves held hostage in a hospital that's been taken over by the cartel

Tensions escalate when Shae collaborates with Olympia's team, investigating stolen trade secrets at a tech start-up

The task force makes a critical arrest in the case against the Brotherhood, while Stabler looks for ways to gain Webb's favour while staying loyal to Donnelly

Jubal enlists the help of Jess and his team in tracking down an undercover DEA agent who has gone rogue. Sarah wonders if she has made a mistake

Dr Park and Dr Morgan compete to take the lead in an operation on an elderly patient. Meanwhile, Shaun's first date with Carly does not go well

The emergency helicopter teams race to the rescue when a car plummets 30ft into a ravine in rural Oxfordshire and a jockey suffers an open leg fracture after falling off her horse

Following Australia's traffic enforcers as they deal with high-speed chases, defiant hooligans and explosive crashes

Following Australia's traffic enforcers as they deal with high-speed chases, defiant hooligans and explosive crashes

Officers Rosie and Darren carry out a manhunt through the gardens of an upmarket estate, while Chris and Simon come face to face with a notorious drug addict