Catherine O’Hara, renowned for her roles in the 'Home Alone' movies and 'Schitt's Creek', passed away at the age of 71. The investigation into her death revealed that she succumbed to a pulmonary embolism, and it was also noted that she suffered from rectal cancer. Prior to her passing, O'Hara was hospitalized in serious condition, experiencing breathing difficulties.

Further details from the death certificate disclosed that O'Hara was cremated post-mortem. It was also brought to light that O’Hara had a rare congenital condition known as situs inversus, where the positions of internal organs are mirrored from their typical anatomical locations; however, this condition reportedly did not contribute to her death. Her fans and colleagues have expressed their shock and sorrow over the unexpected loss of this beloved actress, who left a significant legacy in film and television.

O’Hara's final project was a comedy series titled 'The Studio', which premiered on Apple TV+ in 2025. The legacy she leaves behind is celebrated not only through her iconic roles but also by those who recognized her talent and versatility as a performer. Her contributions to the arts will undoubtedly be remembered by many, highlighting the impact she had on the entertainment industry.