Josef Fritzl interview: What did the Austrian kidnapper and rapist say? Updated: Mar 5 2021, 7:04 ET JOSEF Fritzl will forever be known as one of the world's worst sex offenders of all time. The evil Austrian, now 85, kept his own daughter Elisabeth captive for 24 years, while raping her and fathering her seven children. 4 What did Josef Fritzl say in his interview? In 2008, just 10 days after he was arrested for imprisoning and raping his own daughter, Josef Fritzl did an interview about why he did what he did. His lawyer, Rudolf Mayer, conducted the interview which he said his client had given to counter what Fritzl had called the media's one-sided portrayal of him as a "monster".