Serial Killer Documentaries » 'Memories of a Murderer: The Nilsen Tapes' (2021) is not readily available online so I couldn't embed the video in this post but you can watch Memories of a Murderer: The Nilsen Tapes (2021) documentary by clicking here... or click on the image below. Memories of a Murderer: The Nilsen Tapes (2021) Serial Killer Documentaries: