Now that the Ghost Detective has been unmasked, Alec and Nina trade favours for information, but fail to consider the deadly repercussions of their actions. Bobby and Linda come up against a cunning adversary in Dusseldorf, and a surprise ambush leads to a breakthrough in the case - but leaves lives hanging in the balance.

• Mark Tonderai
• Kenny Glennan
• Bill Gallagher

• Neil Stuke
• Christiane Paul
• Indira Varma