Expert Witness - Series 4: 4. Cracking the Killer's Code
Episodes Episodes
- Series 4: 15. Buried SecretsA murder in Glasgow goes cold. Seventeen years on, a soil expert helps convict the killer.29 mins
- Series 4: 14. Blood on His HandsWhen a disabled woman is killed, her neighbour is suspected.29 mins
- Series 4: 13. Unearthing the TruthA boy's killer escapes detection. Thirty years on, a pollen expert finds crucial evidence.29 mins
- Series 4: 12. The Rachel Nickell Murder: Justice at LastRachel Nickell’s murder was unsolved until DNA technology finally identified her killer.29 mins
- Series 4: 11. Blood on the CarpetA mother and son vanish in 1976. 40 years on, a blood analyst helps to find the killer.29 mins
- Series 4: 10. The Shooting of Olivia Pratt-KorbelAn image analyst helps detectives unmask the killer of a young girl in Liverpool.29 mins
- Series 4: 9. Lured to the WoodsWhen a teen is fatally stabbed, an expert analyses the wounds to shed light on the attack.29 mins
- Series 4: 8. Beneath the AshesAfter fire crews find a body in a burning flat, a blood spatter analyst finds evidence.29 mins
- Series 4: 7. The Boy in the Woods - The Murder of Rikki Neave...A soil expert's evidence helps to convict a killer 30 years after the murder.29 mins
- Series 4: 6. Murderers, Messages and the Breakfast KillerAn intelligence analyst tracks the killers of a man stabbed to death in his own home.29 mins
- Series 4: 5. Catching a Cold Case KillerUntying the knot in a dressing gown cord used to murder a woman finally nails her killer.29 mins
- This episodeSeries 4: 4. Cracking the Killer's Code
- Series 4: 3. The Wheelie Bin KillerWhen a body is found in a wheelie bin, an expert tracks the suspects’ mobile phones.29 mins
- Series 4: 2. The Body in the SuitcaseA 3D-scanning expert uncovers crucial evidence to convict a twisted killer.29 mins
- Series 4: 1. The Murder of Sarah Payne: Fields of EvidenceThe murderer of Sarah Payne is linked to the crime by a forensic pollen expert.29 mins
- Series 3: 15. Grave Secret and Lockdown TragedyEvidence unearthed by a forensic archaeologist helps to catch a young woman's killer.28 mins
- Series 3: 14. Fragments of Truth and Wall of EvidenceA dentist’s expertise in forensics connects a man to the disappearance of his wife.29 mins
- Series 3: 13. Facing Justice and Language of TerrorA facial reconstruction expert helps uncover the identity of a body washed up on a beach.29 mins
- Series 3: 12. Red Light Killer and a Rural RampageA fibre and DNA specialist helps detectives to arrest the prime suspect in a murder case.29 mins
- Series 3: 11. Death on the Nile and Cell to CellA toxicologist uncovers a sinister murder plot when a woman is found dead in a hotel.29 mins
- Series 3: 10. A Grave Error and Souvenir of a KillerA soil specialist unearths evidence to convict a teenager's killer.29 mins
- Series 3: 9. Threads of Evidence and Bad ChemistryA UK fibre specialist brings closure to Australia’s longest-running murder investigation.29 mins
- Series 3: 8. Patterns of Behaviour and Time FliesA blood residue specialist leads police to the killers of an East Sussex waiter.29 mins
- Series 3: 7. Hidden Blood and Traces of a KillerAn expert witness helps police link a drug gang to the death of a man in Wales.29 mins
- Series 3: 6. Face of a Killer and Proof in the PollenA facial recognition expert helps Merseyside Police catch the killer of a young man.29 mins
- Series 3: 5. Written in Blood and The End of the LineA forensic analyst helps to prove the innocence of two men wrongly convicted of murder.29 mins
- Series 3: 4. Corrosive Truth and A Field of EvidenceHours of CCTV footage are pieced together to identify the suspect in an acid attack.29 mins
- Series 3: 3. Body of Evidence and Shallow GraveA forensic biologist helps police bring the killer of a 21-year-old student to justice.29 mins
- Series 3: 2. A Watery Grave and the Dangerous DateA bioarchaeologist helps police to find out how a body turned up in a lake.29 mins
- Series 3: 1. Body in the Woods and Supermarket KillersThe police are forced to turn to a facial reconstruction expert to identify a victim.29 mins
