Interpol Investigates

A serial killer known as The Serpent, Charles Sobhraj spent years evading the police by constantly changing his identity.

After stealing millions of dollars from clients and colleagues, Albert Walker flees Canada, taking his teenage daughter with him.

Law enforcement agencies in Great Britain, France and Portugal look for a man who travels throughout Europe killing women on trains.

In the wake of the arrival of more that 300 illegal Chinese immigrants arrive in New York, investigators spend seven years searching for a human smuggling organisation known as "Snakeheads."

Police find a bunker with weapons, terrorist organisation names, and files on potential kidnap victims after a repair shop explodes in Managua, Nicaragua.

In search of stolen artwork, Mireille Ballestrazzi of the French National Police tracks thieves around the world.