There is a growing network of dance classes for people with Parkinson's around the UK and internationally. In London Musical Moving holds classes in Edgware, Kentish Town, Wimbledon and Hampton. Other groups meet in Croydon and Kensington. Around the United Kingdom there are classes in Weymouth http://movementforparkinsons.org.uk/, Bournemouth, Oxford, St Alban's, Cumbria and Edinburgh.
See the following links to FIND A CLASS NEAR YOU and for NEWS about Dance for people with Parkinson's: Foundation for Community Dance
http://www.communitydance.org.uk/dance-health-and-wellbeing/parkinsons-disease.html Mark Morris Dance Group
Click on Find a Class. Go to United Kingdom to get details of classes near you.