It was Ben Affleck standing there.
I said, Oh my God, Im starstruck!
I didnt think I was going to see you,'" Perrin remembers.

FOX; Gary Miller/WireImage
“This is probably my most embarrassing moment of my entire life.
recounts Perrin with a laugh.
After they spoke, Perrin says the audition began.

Amy Ryan and Casey Affleck in ‘Gone Baby Gone’.Everett Collection
Im standing there like a goober, not knowing to come in, and hes going, Come on!
I was like, ‘You didnt call me the MFer!’
And he goes, I was trying to be polite.

Marguerite Perrin for EW.Courtesy of Marguerite Perrin
I dont want to call the God Warrior that!'”
But, true to her religious nature, she says that things worked out for a reason.
“I wouldve been filming the whole summer.
I didnt take that part, which was really hard to do.
“I wouldve missed that,” Perrin says.
“God orchestrates things in different ways.”
EW has reached out to representatives for both Affleck brothers for comment.