'The humanity of black characters is often forgotten': behind Oscar-tipped One Night in Miami

In an acclaimed new film, the story of a night between four major figures - Malcolm X, Sam Cooke, Jim Brown and Muhammad Ali - is brought to life

One thing is certain: vanilla ice cream was eaten. The rest? If only we knew.

The year is 1964 and activist Malcolm X, singer-songwriter Sam Cooke and American football player Jim Brown gather in Miami, Florida, to cheer boxer Muhammad Ali - then Cassius Clay - to his first world heavyweight championship. No celebration is planned because he was not expected to win, so the four repair to Malcolm's hotel room in the segregated African American part of town.