Farage did condemn the regulators and politicians who allowed the banking failures. In the interview, he says that many banking figures “should be in prison” and adds, “As should the regulators and the politicians that allowed it.” That directly matches the claim. Sources: High Profiles interview with Nigel Farage (2 Dec 2011), https://highprofiles.info/interview/nigel-farage/ (highprofiles.info)