Case 3, Part 1 S01 E06

Ben Tavassoli (as Rash Sayyad) Mark Strepan (as Stefan Kowolski) Anna Chancellor (as Eleanor Davies) Mark Addy (as DS Sands) Ariyon Bakare (as Marcus Johnson) Mark Bonnar (as Peter Mayhew) Matt Bardock (as Mark Craig) Aiysha Hart (as Leila Sayyad) Kimberley Nixon (as Alison) Dorian Lough (as Detective Inspector Martin Heywood)

london, england corruption investigation