Transformers voice actor Peter Cullen's cause of death revealed
Transformers voice actor Peter Cullen died of cardiac arrest at 85, according to his death certificate. The legendary Optimus Prime performer passed away Aug. 26 at his Los Angeles home. Records list cardiac arrest due to respiratory arrest, with an underlying malignant lung tumor, Page Six reported citing TMZ.
Key Takeaways
- Peter Cullen, the longtime voice of Optimus Prime, died Aug. 26 at his Los Angeles home at age 85.
- His death certificate lists cardiac arrest due to respiratory arrest as the cause.
- The underlying condition was a malignant neoplasm in the lower lobe of the lungs.
- He is set to be buried at Forest Lawn on Sept. 9, according to reports.
- His family asked fans to honor his legacy and remember the line “be strong enough to be gentle.”
What was transformers voice actor Peter Cullen’s official cause of death?
According to Page Six, Cullen’s death certificate — obtained by TMZ — lists the cause as cardiac arrest due to respiratory arrest.
The underlying cause was recorded as a malignant neoplasm of the lower lobe of the lungs, meaning a cancerous tumor in the bottom section of either lung.
Those details answer the central question for fans following celebrity breaking news about the Transformers icon’s final days.
When and where did the Optimus Prime star die?
Cullen died last Wednesday, Aug. 26, at his home in Los Angeles. He was 85.
His family previously told TMZ he died “peacefully, surrounded by his loving family — and held in the hearts of his many friends and countless fans worldwide.”
They asked the public to honor his legacy by serving communities and leading with compassion, integrity, and loyalty, and to remember his signature counsel: “be strong enough to be gentle.”
He is set to be buried at Forest Lawn on Sept. 9, Page Six reported.
How will fans remember transformers voice actor Peter Cullen?
Cullen was best known for voicing Optimus Prime in the original 1980s Transformers animated series and 1986’s The Transformers: The Movie.
He later returned as Optimus Prime in Michael Bay’s 2007 live-action Transformers and subsequent films through Transformers: Rise of the Beasts in 2023.
Beyond Transformers, he voiced Eeyore in The New Adventures of Winnie the Pooh and later Disney projects, brought King Kong to life in the 1976 film, and provided vocal effects for the creature in 1987’s Predator.
In 2023, he received a Lifetime Achievement Award from the National Academy of Television Arts & Sciences at the Children’s & Family Emmy Awards. In a widely shared speech, he credited his late brother Larry, a decorated U.S. Marine Corps captain, as the inspiration for Optimus Prime’s gentle strength.
For a generation of fans, transformers voice actor Peter Cullen’s baritone remains the sound of leadership, loyalty, and quiet courage.