Question: are holden and tench real?
Answer: Lead characters Holden Ford, (Jonathan Groff), Bill Tench (Holt McCallany) and Wendy Carr (Anna Torv) are all fictional, but the FBI's Behavioral Science Unit and its survey of serial killers are not. ... Tench, who undergoes a major family crisis in Season 2, is based on real-life FBI profiler Robert Ressler.