She shared the anxiety she felt at that moment in a social media post.

“Knowing as soon as I heard the detective’s voice on the other line that they were gone.

Knowing I would never hear their voices again.

Alicia Witt

Alicia Witt.Jon Kopaloff/FilmMagic

Still, she wondered what she could have done to prevent such a tragic outcome.

I had no idea that their heat had gone out.

My heart is broken.”

Alicia Witt parents

Alicia Witt with her parents Diane and Robert.Alicia Witt/Instagram

Witt concluded her post with the final conversation she shared with her parents.

“Our last words to each other were ‘I love you,’ " she recalled.

“That part was simple; never in doubt.

They loved me so.

I loved them so.”