But after a terrible accident, Becky is hesitant to climb again.

They have limited supplies, no way to get down, and no service to call for help.

Though the stunt harness was necessary, it made it difficult to take breaks.

Grace Caroline Currey of Fall

Filming on the tower was also hot and somewhat inaccessible.

It was crazy," the actress said.

On top of all those physical challenges, they also had to perform stunts and very emotional scenes.

Virginia Gardner (Left, “Hunter”) and Grace Caroline Currey (Right, “Becky”) in FALL

“We were a unit.

It got to the point where each could understand how the other actress was feeling by looking at her.

We need to come down for a break.'”

Virginia Gardner (Left, “Hunter”) and Grace Caroline Currey (Right, “Becky”) in FALL

“She was so driven and hardworking, and I really love to apply myself and work hard …

But at times, you got to be careful you’re not overdoing it,” she said.

“Fall,” starring Grace Caroline Currey, is currently in theaters.