Into The Deep: The Submarine Murder Case May 2026

: On August 10, 2017, Madsen murdered and dismembered Kim Wall aboard his submarine in Køge Bay, Denmark.

The film follows the unprecedented events surrounding the disappearance of Kim Wall after she boarded Madsen's amateur-built submarine, the UC3 Nautilus , for an interview. Into the Deep: The Submarine Murder Case

: Premiered at the Sundance Film Festival in 2020 and released on Netflix in late 2022. Story Overview : On August 10, 2017, Madsen murdered and

: The documentary is uniquely composed of raw, behind-the-scenes footage captured by Sullivan’s crew in the months leading up to and immediately following the murder. Story Overview : The documentary is uniquely composed

: It details Madsen's shifting stories—from claiming he dropped her off safely to later alleging an accidental death—and the subsequent realization by his volunteer team that they had been working alongside a killer. Viewer's Guide Watch Into the Deep: The Submarine Murder Case