Dennis Nilsen: Gràdh a' Bhàis?
Voltar- John MorrisonHimself - Presenter / Narrator
- Peter JayHimself - DCI, Metropolitan Police, 1983
- Iain MacDhùghaillHimself - Criminal Defence Lawyer
- Archie MacLullichHimself - Consultant Psychologist
- Pàdraig MacAmhlaighHimself - Journalist
- Julian BoothHimself - Forensic Psychologist
- Brian MastersHimself - Author, 'Killing for Company - The Case of Dennis Nilsen'
- Elizabeth ScottHerself - Nilsen's Mother
- Neil McKinvenDennis Nilsen
Ryan FletcherVictim Jamie
John Paul HurleyDCS Chambers- Lewis BrownYoung Nilsen
- Finlay McLeanNilsen's Grandfather
- Nicholas UnderwoodDCI Peter Jay
- Andy MarjoribanksSolicitor