Catherine O'Hara's cause of death was a pulmonary embolism, with cancer as underlying cause, AP reports

February 10, 2026

TL;DR

Catherine O'Hara's death certificate lists pulmonary embolism as the immediate cause and rectal cancer as the underlying cause.
She passed away on January 30th at the age of 71 in Santa Monica, California.
The certificate was signed by an oncologist who had been treating her since March of the previous year.
O'Hara was known for her roles in 'Home Alone,' 'Schitt's Creek,' and 'SCTV.'
Co-stars and collaborators, including Macaulay Culkin and Michael Keaton, shared emotional tributes following the news.

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