7/10 The Roman detective visits his father's creditors, and starts to doubt Varga's veracity.
BBC Radio 4 Extra
7/10 Dawkins' servant's splendid turban - that's the problem. The detective is on track again.
3/6 The suave sleuth discovers that Danny Clayton and Mrs Milbourne's stories don't tally.
8/10 The Roman detective hunts for an elusive sculptor; a chance encounter gives him the edge.
8/10 It's time for the Bombay detective to test the theory that he's been building for days.
4/6 After a curious train journey to Geneva, the suave sleuth gets a surprise revelation.
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