'Blue Bloods' actor and comedian Alex Duong dies at 42 after battle with rare cancer: All you need to know about alveolar rhabdomyosarcoma

Alex Duong, known for his work in stand-up comedy and appearances on Blue Bloods, has passed away at the age of 42 after battling a rare and aggressive form of cancer.

Cause of death and what happened

Duong died on March 28, 2026, after going into septic shock, following complications from his illness. He had been diagnosed in early 2025 with alveolar rhabdomyosarcoma, a rare and fast-spreading cancer that affects soft tissues and, in his case, developed behind the eye.

Reports suggest his condition worsened rapidly in recent days, with the cancer spreading and leading to severe complications before his passing.

What is alveolar rhabdomyosarcoma?

Alveolar rhabdomyosarcoma is a rare and aggressive cancer that typically develops in the body’s soft tissues, including muscles.

Key facts:

-It often affects children and young adults, but can occur in adults

-It spreads quickly to other parts of the body

-Symptoms vary depending on the tumour’s location — in Duong’s case, it led to eye pain, swelling and vision loss

-Because of its aggressive nature, treatment usually involves a combination of surgery, chemotherapy and radiation, though outcomes can be uncertain.

His battle with the illness

Duong underwent intensive treatment, including major surgery and multiple therapy cycles, after the tumour was discovered. Despite efforts to control the disease, the cancer continued to progress, eventually impacting his overall health significantly. In his final days, he was surrounded by family and loved ones.

Career and legacy

Duong was a familiar face in the Los Angeles comedy circuit and television industry. He was best known for:

-His recurring role in Blue Bloods

-Appearances on Jeff Ross Presents Roast Battle

-Roles in shows like Dexter and Pretty Little Liars

He was also a regular performer at major comedy venues and had built a reputation for his sharp wit and stage presence.

Tributes pour in

Following his death, tributes poured in from fellow comedians and fans, many remembering him not just for his humour but also for his resilience during his illness.

Benefit shows had previously been organised by the comedy community to support him during his treatment, highlighting the strong bond he shared within the industry.

Alex Duong’s passing marks the loss of a talented performer whose career was cut short by a rare disease. His story has also brought attention to alveolar rhabdomyosarcoma, a little-known but highly aggressive cancer, and the challenges faced by those battling it.