As you want I am here giving you list of top film institutes / British institutes in united Kingdom.

British Universities Film and Video Council (BUFVC)
Central Film School London
Screen Academy Scotland at Napier University
Brighton Film School, Brighton
Department of Drama University of Bristol
Film, Music & Media School at University of Hertfordshire
Anna Florentini Theatre and Film School
Skillset Screen Academy at LCC at University of the Arts London
Richmond University, London
Raindance Film School, London
Elstree Film School
SAE Institute - London, Oxford, Glasgow
Middlesex University - Hendon, London
International Film School Wales
Ravensbourne College of Design & Communication
London Film School
One To One Film School
Shooting People (only occasionally provides industry events)
Film Education UK (closed in April 2013)
National Film and Television School
The Script Factory (ceased event activities in 2012, continues to provide script development consultancy and education)
UK Film School
Northern Film School at Leeds Metropolitan University
Goldsmiths, University of London
Adobe, Avid, Apple, Panivision, Arri, RED and many other manufacturers of image-capture and image-processing tools have specific training options
Imaginox Online Film lab
Straight Curve Film School
The Arts University Bournemouth
London School of Film, Media and Performance
Kingston University, London
The Writers Store, London
South Thames College Film School, London
University of Westminster
University for the Creative Arts at Farnham
First Light Movies
MEDIA Programme
London Film Academy
International Film School Wales at University of Wales, Newport (candidate member)
School of Media Arts and Imaging, Time Based Art and Digital Film, Dundee
Met Film School – London