Matthew GravelleSelf - Narrator Richard JonesSelf - Head of Major Crime David WilliamsSelf - Jack's Brother Dean LlewellynSelf - Detective Inspector Rob CronickSelf - Senior Investigating Officer Debbie SmithSelf - Katherine's Mother Scott MeacockSelf - Interview Officer Matt WoodmanSelf - Detective Ed GriffithsSelf - Interview Coordinator Melanie DeereSelf - Family Liaison Coordinator Bryan HeardSelf - Lead Negotiator Darren GeorgeSelf - Detective Chief Inspector Matt PowellSelf - Detective Inspector Emma Warner-BrinleySelf - Family Liaison Officer Jade PettiferSelf - Katherine's Best Friend Jayne LockSelf - Detective Emma WilliamsSelf - Jack's Niece Rob GullifordSelf - Katherine's First Boyfriend Siân GrantSelf - Family Liaison Officer Gareth JonesSelf - Detective Sergeant Tony EatonSelf - Search Coordinator Paul GiessSelf - Detective Chief Inspector Iwan RobertsReżyseria / Producer Mike BlairExecutive Producer Phil ChappellCinematographer James HarriesCinematographer Paul HawkinsCinematographer Aled JenkinsCinematographer Paul RobertsCinematographer Mark Stroker-BrennanCinematographer Guto VaughanCinematographer Jonathan HillSeries Producer Iwan RobertsSeries Producer 
