In 2017, two people set to sea in a homemade submarine. Only one returned. The two-part HBO documentary “Undercurrent: The Disappearance of Kim Wall” recounts the famous Nordic murder case, including its complicated investigation and motives around snuff-film sex fantasies. It also explores the life stories of a rising journalist and an eccentric inventor.
OUR SPOILER-FREE REVIEWS OF "UNDERCURRENT" BEGINS AROUND MINUTE 37:00
In Crime of the Week: smashed at the pub.