Renowned voice actor Peter Cullen, best known for his iconic portrayals of Optimus Prime and Eeyore, passed away peacefully at the age of 85 on 26 August. His family released a heartfelt statement announcing his death, which occurred at their home in Los Angeles, surrounded by loved ones.
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Cullen’s family members encouraged his fans to honour his legacy by engaging in acts of kindness and service within their communities. They emphasised that he exemplified values of compassion, integrity, and loyalty, urging people to always “be strong enough to be gentle.” This sentiment captures the essence of Cullen’s character, both on and off screen.
According to a death certificate acquired by PEOPLE, Cullen’s cause of death was cardiac arrest. Additionally, significant health issues contributed to his passing, including respiratory arrest, chronic obstructive pulmonary disease (COPD), hypertension, hyperlipidemia, and cerebellar metastasis. TMZ was among the first to report these details following the release of the document on 2 September.

Throughout his illustrious career, Cullen made a remarkable impact on the world of animation, particularly with his role as Optimus Prime in the 1984 animated series _The Transformers_. This series, which ran until 1987, marked the beginning of Cullen’s deep association with the character, which he would voice in various forms over the next several decades, including Michael Bay’s live-action adaptations and numerous video games. His last performance as the beloved Autobot was in _Transformers: Rise of the Beasts_, released earlier this year.
In addition to his work on _Transformers_, Cullen lent his distinctive voice to the character Eeyore in _The New Adventures of Winnie the Pooh_, starting in 1988. His portrayal of the melancholic but loveable donkey resonated with audiences, leading him to reprise the role in several other beloved projects, including _Piglet’s Big Movie_ and _The Tigger Movie_.
Throughout his career, Cullen’s contributions have not only entertained but inspired many, and his characters have become staples of popular culture. His ability to convey emotion through vocal performance has left a lasting legacy that will be cherished by generations of fans.
Cullen’s family confirmed that he is survived by four children, who have expressed their gratitude for the outpouring of support following his passing. The love and admiration for him extend beyond his family; fans around the globe are mourning the loss of a voice that has provided comfort and joy through its memorable performances.
As tributes continue to pour in, it is clear that Peter Cullen’s influence on animation and storytelling will endure. His work has not only shaped childhoods but has also set a standard for voice actors to follow, highlighting the profound impact a single voice can have across multiple generations.
