演员阵容
John Morrison
Himself - Presenter / NarratorPeter Jay
Himself - DCIIain MacDhùghaill
Himself - Criminal Defence LawyerArchie MacLullich
Himself - Consultant PsychologistPàdraig MacAmhlaigh
Himself - JournalistJulian Booth
Himself - Forensic PsychologistBrian Masters
Himself - AuthorElizabeth Scott
Herself - Nilsen's MotherNeil McKinven
Dennis Nilsen
Ryan Fletcher
Victim Jamie
John Paul Hurley
DCS ChambersLewis Brown
Young NilsenFinlay McLean
Nilsen's GrandfatherNicholas Underwood
DCI Peter JayAndy Marjoribanks
Solicitor编剧
Eleanor Yule
编剧导演
