Audrey builds up a picture of Irvine McInnes and uncovers startling new information that may explain how he became connected to the scene of Helen’s murder.

Writer, Producer and Presenter Audrey Gillan

Producer and Story Editor Jack Kibble-White

Producers Elizabeth Clark and Victoria McArthur

Additional Reporting by Marcello Mega

Researchers Molly Higgins, Amanda Johnston, Anna Miles and Fergus Smith

Sound Designer and Composer Joel Cox

Editors Heather Kane-Darling and Iona Macritchie