Producer/Director Brian Hayes
Executive Producer John Murray
Researcher Zlata Filipovic
Editor Colm O'Brien
Camera Ronan Fox, Ross Bartley, Tim Lawless
A Crossing the Line Production for RTÉ. Crossing the Line Films is an award-winning television production company specialising in wildlife, adventure, travel and historical documentaries. Previous commissions for RTÉ include The Catalpa Rescue, Wild Trials and the IFTA award-winning Legend of Liam Clancy.
Prof. David McConnell, Smurfit Institute of Genetics, Trinity College Dublin
Prof. Dan Bradley, Smurfit Institute of Genetics, Trinity College Dublin
Dr. Gianpiero L. Cavalleri, EthnoAncestry Ltd.
Dr. James F. Wilson, Human Genetics Unit, University of Edinburgh
Prof. Peter Woodman, Department of Archaeology, University College Cork
Dr. Marion Dowd, School of Science, Institute of Technology Sligo
Dr. Tracy Collins, Aegis Archaeology Ltd., Limerick
Dr. Nigel Monaghan, National Museum of Ireland
Dr. Robin Edwards, School of Natural Sciences, Trinity College Dublin