VIDEO: Bryan Cranston looks great in Trumbo

Not so very many decades ago, the American government went on a terrifying witch hunt to weed out supposed Communist sympathisers in their ranks. And their wrath fell on all sectors of society, including Hollywood.

This led to the Blacklist - a lineup of people with no proven ties to the Reds but who nonetheless were blocked from working on any major productions, just because someone said so. One such man was Dalton Trumbo. And this is his story.