Send in the Dogs - 1 ª Season

This episode looks at the work of the metropolitan police dog unit - 300 dogs with their police handlers tackling crime in the capital. From daytime drug searches through the streets of Camden with sniffer Spaniels to a search for suspected armed criminals in the dead night with 'track and attack' German Shepherds, we follow these canine cops and their human partners.

A look at the police dogs of the West Yorkshire service helping in the fight against crime, from searching for drugs to catching burglars, as well as Eddie and Keela, two of the most famous dog detectives in Europe, who used to work with the South Yorkshire police.

This show examines the work of the British Transport Police who make thousands of miles of railways and tubes safe for commuters. The program follows Rafa, the sniffer Spaniel looking for drugs, Springer Spaniel Charlie who accompanies police on house raids looking for cash, and the work of crowd-control police dogs patrolling football matches.

The extraordinary work of the West Yorkshire police unit is featured in this episode. On the trail of drugs with Bella the sniffer dog, Otto hunts for a car thief on the run, trouble in the maternity ward as Beth the German Shepherd has an emergency dash to the vets, and the incredible story of Jac, the tracker dog that catches killers.