Jennifer Runyon’s Cause of Death: How Did the ‘Ghostbusters’ Star Die? Runyon was 65 years old when she died, her family confirmed. Runyon was 65 years old when she died, her family confirmed. RelatedKim Sae-ron: About the Late South Korean Actress Who Died at 24February 17, 2025In "Entertainment"Catherine O’Hara’s Cause of Death Updates: How Did the Beloved Actress Die?January 30, 2026In "Entertainment"Olivia Hussey’s Net Worth: How Much Money the ‘Romeo & Juliet’ Star HadDecember 28, 2024In "Entertainment"