Gabriel Weston
В роли: Self - Presenter

Andrea Sella
В роли: Self - Chemist, University College London (как Professor Andrea Sella)

Stuart Black
В роли: Self - Chemist, University of Reading (как Dr Stuart Black)

Martin Parker
В роли: Self - Forensic Ballistics Expert, National Ballistics Intelligence Service

Mark DeGiovanni
В роли: Self - Crime Scene Analyst

John J. Lentini
В роли: Self - Fire Investigator (как John Lentini)

Rory Hadden
В роли: Self - Lecturer in Fire Investigation, University of Edinburgh (как Dr Rory Hadden)

Clive Gregory
В роли: Self - Fire Investigation Dog Trainer

Sarah Hainsworth
В роли: Self - Professor of Materials and Forensic Engineering, University of Leicester (как Professor Sarah Hainsworth)