The night before his assassination Martin Luther King retires to room 306 in Memphis's now famous Lorraine Motel having given a monumental speech in front of thousands.

When he calls room service for a cup of coffee, he gets much more than he expects from the young maid who delivers it.

The Mountaintop stars Samuel L Jackson as Martin Luther King in a thrilling portrait that makes a man of the legend - exhausted, lonely and wracked by fears for the civil rights movement which will be his historic legacy.