Холли Эйрд
В роли: Self - Narrator (голос)

Eric Allison
В роли: Self - Ex-Convict, Pen Pal and Journalist

Joe Chapman
В роли: Self - Former Prison Officer

Jeremy Coid
В роли: Self - Psychiatrist to Ian Brady (как Professor Jeremy Coid)

Robert Douglas
В роли: Self - Former Prison Officer

Ian Fairley
В роли: Self - Former Detective Chief Superintendent

Roland Gribben
В роли: Self - Journalist

Fred Harrison
В роли: Self - Journalist

Christine Hart
В роли: Self - Author and Journalist

Terry Kilbride
В роли: Self - Brother of John Kilbride

Geoff Knupfer
В роли: Self - Former Detective Chief Superintendent

Carol Ann Lee
В роли: Self - Myra Hindley's Biographer

Lord Longford
В роли: Self (хроника)

Джон МакВикар
В роли: Self - Ex-Convict and Author

Jean Rafferty
В роли: Self - Pen Pal and Author

Noel 'Razor' Smith
В роли: Self - Ex-Convict and Author

Bob Spiers
В роли: Self - Former Detective Constable

Peter Stanford
В роли: Self - Lord Longford's Biographer

Peter Topping
В роли: Self - Head of Manchester CID (хроника)