The Canadian voice of Optimus Prime in ‘Transformers’ has died CTV NewsOptimus Prime and Eeyore voice actor Peter Cullen dies BBCPeter Cullen, prolific voice actor who gave Optimus Prime his authoritative baritone, has died CBS NewsPeter Cullen, Voice of Optimus Prime in ‘Transformers,’ Dies at 85 The Hollywood ReporterPeter Cullen, Canadian voice of Eeyore, Optimus Prime, dead at 85 CBC
