Doc´n Roll Film Festival returns to the big screens of London for its 8th and most ambitious edition yet, with 34 feature-length documentaries and 8 shorts, including both in-cinema and online offerings. This year’s outstanding crop of films selected by the UK’s Music Documentary Festival runs across four strands: Sisters, Brothers, Global Visions and DIY.Along the way, a wide range of eras, cultures, rhythms and music scenes stretching from diaspora hip-hop and African rumba to electronic, folk, punk and soul will be in the spotlight.