The Seventh Division

Summary

Tom is undercover with Customs, but when he goes off to phone in, the rest of the crew are murdered. A Colombian drugs cartel are suspected. Zoe and Tom are sent undercover to 'turn' the girlfriend of the head of the cartel. Tonight also sees the re-appearance of Tessa and she wants revenge on Harry and MI5. Will she endanger Tom and Zoe's life? Will the mole be found before it's too late? Or will Tessa get her revenge and allow someone to die?

Guest stars

• Nicola Walker as Ruth Evershed
• Santiago Cabrera as Camilo Henriquez
• Daniel Cerqueira as Rafael Morientes
• Jenny Agutter as Tessa Phillips
• Megan Dodds as Christine Dale
• Michael Cochrane as Ross Vaughan
• Abigail Hercules as Jenny Thomas
• Sophie Lombard as Mariela Hernandez
• Gary Sefton as MI5 Operative