Secrets of the Dead is a PBS television series produced by Thirteen/WNET New York. The show generally follows an investigator or team of investigators exploring what modern science can tell us about some of the great mysteries of history. Most programs incorporate primary source material, first hand accounts, dramatic reenactments, and computer-generated imagery (CGI) to tell the story. PBS description: "Scientists seek to uncover celebrated mysteries of the past in this occasional British series.". The original series was made and produced in the UK and broadcast on Channel 4 from 1999. The series was purchased by PBS and re-edited, re-branded and finally re-narrated by various American actors.