Prisoner review - this brutal Danish drama grabs you by the scruff of the neck and won't let go

The Killing's Sofie Gråbøl leads a cast of officers and inmates in an impossibly taut and compelling series. It's all-action right from the start - utterly gripping Prisoner throws you right into the melee from the very start and barely pauses to surface for air. There is no slow buildup to the action here, only a practice prison riot and a sense that all is not as it appears to be. It treats its viewers as intelligent and capable, throwing character after character on to the screen, while dri...