I went back to my tent and I just cried so much.

I wasnt sad, just exhausted, Ridley, 32, tellsEntertainment Weekly.

I was like, Oh my God, my body!

Daisy Ridley as Trudy Ederle in Disney’s live-action YOUNG WOMAN AND THE SEA

Daisy Ridley as Trudy Ederle in ‘Young Woman and the Sea’.Disney

You wonder how anyone used to swim properly in those heavy things, she says.

Disney

Impractical swimwear doesnt scratch the surface when it comes to the obstacles Ederle faced.

To play an Olympic swimmer, Ridley trained like one.

Daisy Ridley as Trudy Ederle in Disney’s live-action YOUNG WOMAN AND THE SEA

Daisy Ridley as Trudy Ederle in ‘Young Woman and the Sea’.Elena Nenkova/Disney

Swimming fitness is unlike any other fitness, OConnor says.

you’re free to’t replicate it in running or cycling.

You have to be in the water doing those miles, putting in that time.

We were doing 2k per session at least three, four times a week in the lead-up to production.

Practice occurred in pools in Bulgaria and the actual open sea.

Oftentimes the buildup is worse than the thing, she says of the mental preparation.

It was so much to take in.

I remember my final swim, Joachim said, Swim as far as you could.

I popped up and looked around and was like, Oh my God.

I did all of this work.'

It’s amazing learning a physical skill [where] you have markers of improvement."

Now, Ridley & Co. hope Ederles story makes a splash with audiences.

What’s amazing about this story is many people dont know what Trudy did, Ridley says.

Women like Trudy, they were trailblazers.

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