<p>In the August of 1976, a young Dublin woman named Elizabeth Plunkett, went missing while on holidays in Brittas Bay, Co. Wicklow. Her friends and family searched through sand dunes, forests and along the roads for a trace of her - All to no avail.&nbsp;&nbsp;</p><p>Across the country, another young woman Mary Duffy read a newspaper article about Elizabeth Plunkett’s case with tears in her eyes. A few days later, she too vanished.</p><p>&nbsp;In this episode of Lines of Enquiry, John takes us back to Ireland’s first serial killers and the cross country man hunt to find them and finally bring them to justice.</p><p>This episode contains mention of rape and sexual assault.&nbsp;If you are affected by any of the issues raised in this podcast help is available. Contact Dublin Rape Crisis Centre’s National 24-Hour Helpline on 1800 77 8888.</p><p>If you might be interested in a Lines of Enquiry live show - Let us know by filling out this survey: <a href="https://bauermediaireland.jotform.com/260255277392057">bauermediaireland.jotform.com/260255277392057</a></p><p>We would appreciate if you could please follow the podcast on Instagram here: <a href="http://www.instagram.com/linesofenquirypodcast/">www.instagram.com/linesofenquirypodcast</a></p><p>Presented by John Sweetman</p><p>Created by Darren Cleary</p><p>Episode Written by Siobhan Walsh and Eoin Brennan</p><p>Produced by Siobhan Walsh</p><p>Produced by Siobhan Maguire</p><p>Executive Produced by Eoin Brennan</p><p>Executive Produced by Ruth Fitzsimons</p><p>Sound Design and Editing by Neil Kavanagh</p><p>Audio Editing Support by Ed Smith</p><p>Marketing Support by Bríd Walsh and Róisín Reilly</p><p>Social Support by Mark Hayes and Robyn Ree</p><p>Artwork and Graphics by Eric Rowntree</p>