Banks played Ledbetter in the 2014 biopic opposite John Cusack.
What an honor to know her, to be invited into her life with Brian, Banks wrote.
She was a force.

Melinda Ledbetter and Elizabeth Banks.Kevin Winter/Getty Images
She gave me such great advice - on parenting, which house to buy, being an artist.
She had a good laugh.
This is a reminder to reach out to people you enjoy.
Her family was her world and my heart and prayers are with them.
Wilson announced the newson social mediaon Tuesday.
My heart is broken," he wrote.
“Melinda, my beloved wife of 28 years, passed away this morning.
Our five children and I are just in tears.
We are lost.”
Wilson went on to praise Ledbetter for her constant support.
“Melinda was more than my wife.
She was my savior,” he wrote.
“She gave me the emotional security I needed to have a career.
She encouraged me to make the music that was closest to my heart.
She was my anchor.
She was everything for us.
hey say a prayer for her.”
She married the songwriter in 1995 and served as his manager from 1999 onward.
They adopted five children together.
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