Most films based on true events particularly true criminal events tend to treat their subjects very seriously.

I first learned about the heist when it actually happened, Hess told EW earlier this week.

I was in high school.

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Credit: Glen Wilson

I remember there were multiple news reports about it.

We were really lucky to have him on set and be our consultant while we shot the film.

He had a really good sense of humor in hindsight about everything that occurred.

So, how did he react to Galifianakis portrayal?

I was like, David, what did you think?

He was like, Man, I loved it.

[But] shooting myself in the butt, that didnt really happen.

That would be the one thing.

I dont want people to think I shot myself in the butt!

[Laughs] But he loved the movie.

But he knew that we were taking some liberties to make a funny movie.

it’s possible for you to see the trailer forMastermindsbelow and an exclusive clip, above.