After Stephanie is returned home, the kidnapper is the most wanted man in Britain.

Michael Sams’ identity is revealed after a recording of his voice is featured on the BBC television show, Crimewatch.

Andy Whittaker and Dr Julia Shaw explore what happened with former detectives Bob Taylor and John Plimmer along with Stephanie's best friend Stacey Kettner and psychologist Serena Simmons.

There’s graphic descriptions of violence told in a mixture of contemporary interviews and BBC archive. For details of help and support in the UK, visit bbc.co.uk/actionline.

Producer: Andy Whittaker.