The Open Rights Group (ORG) in association with some other NGOs is organising a series of general election hustings in Brighton, Bristol and Manchester. Details of the hustings are on the following meet Up pages:
Brighton : http://www.meetup.com/ORG-Brighton/events/221341373/
Bristol: http://www.meetup.com/ORG-Bristol/events/221436815/
Manchester: http://www.meetup.com/ORG-Manchester/events/221281329/