Killed Without a Trace - Episode Guide

Actress Joanna Scanlan examines the huge task facing police and prosecutors as they try get justice for families and prove a murder has happened without a body.

Actress Joanna Scanlan examines the huge task facing police and prosecutors as they try get justice for families and prove a murder has happened without a body.

When Jane Harrison went missing in 1995, the search was fruitless and the case closed three months later - but 17 years on, new evidence revealed shocking truths.

Susan Waring is reported missing when her family grow concerned about her lack of contact - but two months on, police believe the case is a murder investigation.