Actress Isabelle Tate’s cause of death has been confirmed. Tate died on Sunday, Oct. 19, just weeks after she appeared in the series premiere of “9-1-1: Nashville.” She was 23. It has since been confirmed that Tate died from a rare form of a neurological disorder.

Nashville-raised actress Isabelle Tate, 23, whose first major TV role was on the ABC drama 9-1-1: Nashville, has died from a rare progressive nerve disorder, Charcot-Marie-Tooth disease.

Isabelle Tate, who made her acting debut in the pilot episode of "9-1-1: Nashville," died at 23, and now her cause of death has been confirmed.

In 2022, Tate opened up on social media about being diagnosed at age 13 with a "progressive neuromuscular disease."