Netflix series The Witness recounts Rachel Nickell murder

On July 15, 1992, 23-year-old Rachel Nickell was murdered in a brutal attack on Wimbledon Common in London while walking with her two-year-old son, Alex. The young mother was sexually assaulted and stabbed 49 times in broad daylight, with her son becoming the sole witness to the crime. The case shocked the nation and sparked a protracted and flawed police investigation that remained unresolved for over a decade.

Alex’s father, André Hanscombe, became a single parent overnight. Fearing for his son’s safety while the killer remained unidentified, and seeking to escape intense media scrutiny, he relocated with Alex to rural France seven months after the murder. They later settled in Barcelona, Spain. André described building a life in nature that Rachel would have loved, though he acknowledged challenging periods, particularly during Alex’s teenage years.

The initial investigation involved the questioning of 32 men. In August 1993, police charged Colin Stagg with the murder despite a lack of forensic evidence linking him to the scene. The prosecution relied on an undercover operation later criticized as a “honey trap.” After 13 months in custody, Stagg was cleared by a judge in...