Something that might be of interest to you is the annual Movie Mania event held at the National Space Centre in Leicester, UK! 501st UK Garrison are there and so is Brian Blessed (Subject to Confirmation) alongside Stalls, costuming ( 
:eyeroll: :sigh: :vinzclortho: ) special FX by the Replica Prop Board and some amazing special guest appearances. Besides which all proceeds will be given to Help for Heroes which is a fantastic cause. Check it out!