Superior, claustrophobic post-war thriller starring James Donald, Valerie Hobson and Howard Keel. James Donald and Valerie Hobson star as a couple whose act of kindness has devastating consequences, while a young Howard Keel makes his film debut as the desperate fugitive who terrorises them in this supremely claustrophobic, post-war thriller. Whilst driving to their house in the Welsh hills, Murray Byrne and his wife Eleanor come across a crashed car, and take the three male occupants home with them for medical care. Then they discover that the men are armed. No one is allowed to leave the house, and the Byrnes\' movements are now closely watched by their captors...