Hollywood stars have expressed deep shock and sorrow following the sudden passing of actress Catherine O’Hara, best known for her iconic role in the classic film Home Alone.

Catherine O’Hara passed away on January 31 at the age of 72. According to U.S. media reports, she was hospitalized in critical condition and was believed to have been suffering from an acute illness prior to her death.

During her lifetime, O’Hara also bravely lived with situs inversus, a rare medical condition in which the internal organs are positioned as a mirror image of the normal anatomical structure.

News of her death sent shockwaves through the global film community. With a career spanning several decades, Catherine O’Hara was beloved by generations of audiences for her remarkable versatility and unforgettable performances in classic comedies. Many of her colleagues, especially those who worked alongside her in Home Alone, shared heartfelt tributes in her memory.

Actor Macaulay Culkin, who portrayed the clever Kevin McCallister and played O’Hara’s on-screen son, shared two meaningful photographs of the late actress. One was taken during his childhood on the film set, while the other captured Catherine O’Hara attending Culkin’s Hollywood Walk of Fame star ceremony in 2024.

Culkin regarded O’Hara as his “on-screen mother,” and the two maintained a close bond for decades. During difficult moments in his life and career, she consistently offered him care and encouragement.

In an emotional message, Culkin wrote:
“Mom. I thought we had more time. I wanted more. I wanted to sit next to you and talk so much more. I love you.”

Actress Jennifer Robertson, who worked with O’Hara on the hit series Schitt’s Creek, also shared a moving tribute, calling her presence “a true gift” and praising her humility, brilliance, and uniqueness.

Actor Ike Barinholtz, her co-star in The Studio, recalled how grateful he was not only to work with O’Hara but also to call her a friend, expressing his love and admiration for the late actress.

Catherine O’Hara’s passing leaves an irreplaceable void in the hearts of her colleagues and audiences alike. To many, she was not only a gifted performer but also a symbol of grace, intelligence, and kindness in Hollywood.