British intelligence chiefs are concerned that Russia may have obtained kompromat, compromising material, on Prince Andrew over the Jeffrey Epstein scandal.

MI6 is understood to be concerned about the activities of a former Florida police officer who had access to the investigation into the billionaire paedophile and then moved to Russia.

The bizarre case of John Mark Dougan, a former deputy in the Palm Beach County sheriff’s office, has provided further evidence that the prince’s repeated efforts to distance himself from allegations of sexual abuse are failing to shield him from the fallout of the Epstein case.

A security source said last week there were concerns at MI6 about how much Dougan knows of the original police investigation into the multimillionaire paedophile’s activities and what…