Catherine O'Hara, the beloved actress renowned for her iconic performances as Kate McCallister in 'Home Alone' and Moira Rose in 'Schitt's Creek', has died at the age of 71 in her Los Angeles home. Following the initial announcement of her death, official documents and journalistic reports have confirmed the cause of her passing, finally dispelling weeks of speculation surrounding the circumstances of her demise. O'Hara's unexpected death has sent shockwaves through the entertainment community and her countless fans around the world.

The cause of death, as listed on the death certificate from the Los Angeles County Coroner's Office, was a pulmonary embolism. It was noted that this was complicated by rectal cancer, which had been an underlying condition for O'Hara. Emergency services arrived at her residence early in the morning on January 30, responding to a call regarding her condition shortly before her passing. This tragic news highlights not only the sudden loss of a talented performer but also raises awareness about health issues that can affect individuals, regardless of their public persona.

O'Hara’s legacy as a comedic actress and a versatile performer will continue to be celebrated in the years to come. Her work has not only provided joy and laughter to audiences but also showcased her ability to tackle complex and varied roles throughout her career. The entertainment world mourns the loss of a remarkable talent whose influence has been felt widely and deeply across generations. Her contributions to film and television will undoubtedly leave an enduring impact, ensuring that her memory lives on through her iconic characters and performances.