After filming was done , Williams 's doctor ordered her to stay away from activity , and she instead gave swimming lessons to blind children .
As a result , the company created the suits that Williams and the aqua chorus wore throughout the film .
After filming was done , Williams 's doctor ordered Williams to stay away from activity , and Williams instead gave swimming lessons to blind children .
As a result , the company created the suits that Williams and the aqua chorus wore throughout the film .