After finishing a 2 year prison sentence for a bribe he never took Ex detective inspector Alan Lomax wants answers. Lomax has at least one luxury left - a narrowboat. And it's on the canals, among the day trippers and travelers, that he means to find revenge. Not an easy task for an ex-detective isolated on the wrong side of the law.

• Leigh Lawson
• Lindsay Duncan
• Derek Newark
• Michael Feast
• Terence Taplin