David Heyman

Because actually it's really hard to get things made. It takes years. To fight the fights you inevitably have to fight, even when you've produced Harry Potter, you'd better have the commitment and the passion to knock down walls, not take no for an answer.

It might sound odd, but I want to thank Michael Bay because he's been saying how important it is to show 3D with the right luminescence. And that's very important for this film, a lot of which was shot at night or with very low illumination.