Willem Dafoe (Antichrist)

In typical Lars von Trier fashion, he couldn't just reveal that Willem Dafoe used a penis double for a scene in 2009's controversial Antichrist, but went into a deeply uncomfortable, vaguely trollish diatribe about the reasons behind the phallic switcheroo.

"He’s extremely well-equipped," he told the Boston Phoenix. "And we had to take the scenes out of the film, we had a stand-in for him, we had to take the scenes out with his own d---

"We had to... because Will’s own was too big. Everybody got very confused when they saw it."

Von Trier is no stranger to body doubles. Many of the more graphic shots in his 2013 film Nymphomaniac were performed by pornographic actors... or so they claimed.