Following the death of his wife, a young father's hold on reality crumbles, and a strange presence begins to stalk him from the shadowy recesses of the apartment he shares with his two young sons.
Not streaming on a subscription service in the US right now.
Starring Benedict Cumberbatch, David Thewlis, Sam Spruell, Vinette Robinson, Leo Bill, Garry Cooper, Jessie Cave, Adam Basil, Lizzie Clarke, Tim Plester