Kieran Kelly

Self - Suspected 'London Underground Killer'

Geoff Platt

Self - Author, The London Underground Serial Killer

Jeff Edwards

Self - Fmr. Chief Crime Correspondent, The Daily Mirror

Ian Brown

Self - Ret. Detective Superintendent, Metropolitan Police

Robert Mulhern

Self - Journalist

Andy Baker

Self - Fmr. Commander, Metropolitan Police

Benjamin

Self - Former Homeless Addict

Nicola Davies

Self - Behavioural Scientist

John Healy

Self - Author, The Grass Arena

Pauline McKeown

Self - Chief Executive, Coolmine Therapeutic Community

Michael Ryan

Self - Solicitor, Rathdowney Resident

Nicky Meagher

Self - Fmr. London Underground Worker, Rathdowney Resident

Mary Delaney

Self - Legal Executive, Rathdowney Resident

Anna Maguire

Self - Lecturer in Public History, University College London

Alex McDonnell

Self - Coordinator, Aisling Return To Ireland Project

John McDermott

Self - Formerly Homeless

Bernard Hogan-Howe

Self - Fmr. Commissioner, Metropolitan Police

Queen Elizabeth II

Self - Her Royal Highness