Diamonds Are Deadly - S23.E60

Neil is badly let down by one of his regular informants when a family jewellers is robbed of half a million pounds' worth of stock and one of the partners is shot in the course of the crime. Phil plays the knight in shining armour for casino owner's wife Monica Dreyfuss when she turns up in custody drunk and unable to pay her restaurant bill. Tony and Will are notified of a kidnapping, and Neil and Jo investigate a link to the high-value robbery from the jewellery store - leading them to suspect it being an inside job.