1 9 0In 1983 Scottish serial killer Dennis Nilsen is arrested after the discovery of human remains which have blocked a drain near his London home. Download: Des Season 1 Summary 9.0 great Des (2020– ) 0In 1983 Scottish serial killer Dennis Nilsen is arrested after the discovery of human remains which have blocked a drain near his London home. Download: Des Season 1 Daniel Mays David Tennant Jason Watkins Streaming and download link will work only for Authorized Users. Read this for more info.