Plus, he teases, it features “‘The Office’ reunion we’ve all been waiting for.”

“I figured I needed to make a movie for my kids.

Indeed,IFcouldn’t be more different from the hit horror franchise.

Cailey Fleming stars in Paramount Pictures' “IF."

Cailey Fleming (and a whole bunch of IFs) star in ‘IF’.PARAMOUNT

“I was so enamored by the world that my kids were going to by themselves.

They went into this locked-in place that I wish I could have visited,” he explains.

He recalls taking the idea to his producing partner, Allyson Seeger, around that time.

Ryan Reynolds and Director John Krasinski on the set of Paramount Pictures' “IF."

Ryan Reynolds and director John Krasinski on the set of ‘IF’.Jonny Cournoyer/ Paramount Pictures

They’re right there.

We just have to turn around and look at them again,'” he says.

“And I said, ‘Why?’

Cailey Fleming and BLUE star in Paramount Pictures' “IF."

Bea (Cailey Fleming) and Blue (Steve Carell) star in ‘IF’.PARAMOUNT

The character is ginormous, and very obviously, well,notblue.

And what better person to give giant hugs and be adorable than Steve Carell.”

And they loved it.

Ryan Reynolds and Cailey Fleming star in Paramount Pictures' “IF."

The Man Upstairs (Ryan Reynolds) and Bea (Cailey Fleming) star in ‘IF’.Jonny Cournoyer/ Paramount Pictures

It was a really beautiful experience to get to do this alongside them.

Both their imaginary friends are in the movie, which is really fun.”

I’ve never been more scared to show anyone a movie than these two little people.

Director John Krasinski on the set of Paramount Pictures' “IF."

Director John Krasinski on the set of ‘IF’.Jonny Cournoyer/ Paramount Pictures

The one criticism I’m looking for my whole life is: What do they think?”

This is a lesson he took away from the film as well.

And in making that movie, I think I believe it more and more every single day.

I genuinely am looking for my imaginary friend more often than I thought I would.”

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