Russian filmmaker Ilya Khrzhanovsky, who has faced down numerous accusations about his treatment of women on the set of his sprawling film and multimedia project “DAU,” defended his controversial filmmaking method Thursday at the Sarajevo Film Festival. Speaking with Variety at the long-running Bosnian fest, where the director is being honored, Khrzhanovsky was asked if he had any regrets about the intense and immersive nature of his work, which saw a cast of thousands of mostly non-professionals actors living for up to three years on a closed set from which allegations of abuse subsequently emerged. “Not at all. I think...