Question: What was the real name of the criminal in which a 2008 British fictionalized biographical crime film was based on?
Sentence (from "El Greco (2007 film)"): The main cast features prominent contemporary Greek actors like Lakis Lazopoulos, Dimitra Matsouka and Dina Konsta, and includes popular actors of the Greek cinema of the 1960s such as Sotiris Moustakas and Katerina Helmi, who, along with Juan Diego Botto, Laia Marull and others, surround the leading actor, Nick Ashdon, who portrays El Greco.
Relevant evidence: No