Fair enough. Cruise is a celebrity and, as part of that fame comes a relinquishment of certain aspects of privacy that we all enjoy. And I totally agree about the Hitler bomb detracting from the credibility of the statement. It's really hard to take seriously.
But the point that his lawyer was making was that ascribing certain assumed or perceived qualities of the group to all its collective members is a form of discrimination ("cult-ism"?) not unlike that which the nazis used to commit atrocities to the Jews. The difference in magnitude is what makes the analogy ridiculous.
