Two seasoned investigators go on a dramatic hunt for one of Europe's most-wanted crime bosses. Codenamed Scorpion, he's smuggled thousands of people into the UK and is on the run.
A dramatic hunt for one of Europe's most-wanted people smugglers, recorded as it unfolds.
2 mins
Recorded as it unfolds, the dramatic hunt for a people smuggler on the run from the law.
34 mins
Police secretly record conversations about smuggling as members of the Scorpion gang plot.
30 mins
Rob Lawrie and Sue Mitchell watch on as smugglers arrange a crossing in the dead of night.
32 mins
How has a woman in a picturesque village become embroiled in illegal crossings to the UK?
35 mins
If the BBC team can find members of the Scorpion gang might they part with what they know?
37 mins
Rob and Sue are investigating Scorpion's links to Turkey when they discover a new lead.
33 mins
New evidence about Scorpion's lifestyle in Turkey could provide vital clues to find him.
Rob and Sue think they've spotted Scorpion - will they finally confront him face to face?
40 mins
Things move quickly following the release of this series and Scorpion has nowhere to hide.
31 mins
