"Mom, I missed the plane!" We know what Catherine O'Hara died of.
Catherine O'Hara arrives at the 77th Primetime Emmy Awards on Sunday, Sept. 14, 2025, at the Peacock Theater in Los Angeles. (Photo by Richard Shotwell/Invision/AP)

The Canadian actress Catherine Anne O'Hara, famous for her role as a mother in Mom, I missed the plane!, passed away on January 30th at her home in Los Angeles at age 71. Medical information now available reveals that the immediate cause of his death was a pulmonary embolismA blood clot had obstructed his lungs. His death certificate also specifies that a rectal cancer contributed to its demise.

She was rushed to the hospital after experiencing breathing difficulties. Catherine O'Hara She was declared dead shortly after being admitted. These details help to better understand the circumstances surrounding the actress's death.

A successful career

Born at Toronto brand in 1954 Catherine Anne O'Hara began his career with the comedy troupe Second City Television, before turning to cinema. She made a name for herself in 1988 in Beetlejuicewhere she played Winona Ryder's stepmother, but it's the role of Kevin McCallister's mother in Mom, I missed the plane! (1990) which brought her worldwide fame. She reprised this role in the film's sequel in 1992. Mom, I missed my plane again!Where Donald Trump appears briefly, several years before his presidency.

In parallel, she collaborated several times with the director Tim Burton, especially for The Nightmare Before Christmas, and participated in numerous mockumentaries of Christopher GuestMore recently, she has been widely praised for her performance in Moira Rose in the series Schitt's Creek, a role that earned him a Emmy Award in 2020and she appeared in the series The Studio streamed on Apple TV+