Catherine O'Hara died from a pulmonary embolism, according to the actress's death certificate, which was obtained by USA TODAY on Feb. 9. TMZ was first to report the news.

Catherine O'Hara died from a pulmonary embolism, according to the actress's death certificate, which was obtained by USA TODAY on Feb. 9. TMZ was first to report the news.

The actress died on 30 January in a Santa Monica hospital, at the age of 71.

Catherine O'Hara died of a pulmonary embolism or blood clot in her lungs, according to media outlets that saw her death certificate Monday.

Catherine O'Hara died from a pulmonary embolism, but her death certificate also revealed she was diagnosed with rectal cancer.