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Peter Cullen dies at 85
The actor whose voice defined Optimus Prime and Eeyore has died after a career across animation, film and television.

What happened
Voice actor Peter Cullen died at his Los Angeles home on Wednesday, aged 85. He was best known for Optimus Prime, first in the Transformers animated series and later in the film franchise. Cullen also voiced Eeyore in Winnie the Pooh productions and created vocal sounds for Predator.
Numbers
- 85Age at his death
- 1984Optimus Prime television debut
- Seven filmsHollywood Transformers appearances — Released from 2007 to 2023
- 2023Lifetime achievement award year
Questions
- Why did Optimus Prime sound distinctive?
- Cullen based the voice on advice from his older brother, a Marine veteran, to portray a hero with gentleness.
- Which other characters did Cullen voice?
- His credits included Eeyore, KARR in Knight Rider, King Kong’s roars, and vocalisations for the Predator film, alongside animated roles.
- How long did he return as Optimus Prime?
- After originating the part for television, he voiced the character in seven Hollywood films released from 2007 through 2023.
- What recognition came late in his career?
- He received a lifetime achievement award at the Children’s & Family Emmy Awards, recognising his work in children’s television.
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The catch
Coverage did not disclose a cause of death or announce memorial and funeral arrangements.