They were supported by officers from the Met
Three men have been charged with drugs supply offences following a series of warrants in Devon and London.
The serious and organised crime investigation team from Devon and Cornwall Police were supported by the Metropolitan Police and arrested eight people in total.
Edward Stoddart, 36 of Manor Street in Dittisham, appeared before Exeter Magistrates' Court on 27 June. He's been further remanded by the court.
Matthew Villiers, 46 of Hill Park Road and Daniel Passmore, 43 of Princes Road, both in Torquay, will appear at Exeter Magistrates' Court on 24 July.
All three have been charged with conspiring to supply class A and B drugs. Villers has been further charged with producing a class B drug.
The other five people from Crediton, Dagenham and Ilford, were arrested on suspicion of conspiring to supply class A and B drugs and have been released on bail.