'Transformers' Voice Actor Peter Cullen Cause of Death Revealed

Transformers star Peter Cullen died from cardiac arrest ... TMZ has learned. TMZ obtained the death certificate for Peter, who died on August 26, 2026, at his Los Angeles home in the Toluca Lake neighborhood. The immediate cause was cardiac arrest…

Original reporting by TMZ · TMZ Staff. GridIndex is an aggregation and intelligence layer — full credit to the original publisher.