London police detectives Cassie Stuart and Sunny Khan investigate historic cold cases involving missing persons, murder and long-hidden secrets.
Sanjeev Bhaskar
DS Sunil 'Sunny' Khan
Sinéad Keenan
DCI Jessica 'Jessie' James
Carolina Main
DC Fran Lingley
Jordan Long
DS Murray Boulting
MyAnna Buring
Melinda Ricci
Maximilian Fairley
Martin ‘Marty’ Baines
