Catherine O'Hara, celebrated for her notable roles in 'Schitt's Creek' and 'Home Alone,' has been confirmed to have died from pulmonary embolism, a finding corroborated by a certificate issued by the coroner's office in Los Angeles County. The certificate also noted that rectal cancer was a contributing health issue leading to her death.

O'Hara's remains have been cremated, and her ashes were handed over to her husband, Robert 'Bo' Welch, as reported by TMZ. She was 71 years old at the time of her passing at the end of January, following a brief struggle with illness that had not been publicly detailed prior to her death.

The news of her death sparked an outpouring of grief and tributes from colleagues within the Hollywood community, underscoring her impact on the industry and the affection held for her by peers and fans alike. Her representative had previously disclosed that she was rushed to the hospital due to respiratory difficulties before her demise, further highlighting the suddenness of her passing.