There’s a lot of plot happening in Philippa Lowthorpe’s Misbehaviour. Based on the true story of the protest at the 1970 Miss World competition, screenwriters Rebecca Frayn and Gaby Chiappe work to squeeze in as much as possible about the conflicting personalities in the burgeoning Women’s Liberation Movement, the people working behind the scenes of Miss World, and the desires of the contestants themselves, particularly the black women whose participation means something different than the white contestants. Trying to cover all these stories is an admirable goal, but Misbehaviour never quite cracks it so it jumps around …