Who has directed all three "Transformers" movies?

Explanation

In the last couple of years, "Transformers" has become a multimillion dollar franchise. 2011 saw the release of the third movie in the series, which has been directed by the action director Michael Bay. Including year 2011 only 11 movies have made more than one billion dollars worldwide, and "Transformers 3" figures on that exclusive list. Its cast included Shia Le Bouf, Megan Fox and John Tuturro as Simmons.