<Table> <Tr> <Th_colspan="2"> Peter Cullen </Th> </Tr> <Tr> <Td_colspan="2"> Cullen at the January 2015 Sac - Anime </Td> </Tr> <Tr> <Th> </Th> <Td> Peter Claver Cullen (1941 - 07 - 28) July 28, 1941 (age 76) Montreal, Quebec, Canada </Td> </Tr> <Tr> <Th> Nationality </Th> <Td> Canadian </Td> </Tr> <Tr> <Th> Occupation </Th> <Td> Voice actor </Td> </Tr> <Tr> <Th> Years active </Th> <Td> 1962--present </Td> </Tr> <Tr> <Th> Known for </Th> <Td> Voice of Optimus Prime </Td> </Tr> <Tr> <Th> Children </Th> <Td> </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Peter Cullen </Th> </Tr> <Tr> <Td_colspan="2"> Cullen at the January 2015 Sac - Anime </Td> </Tr> <Tr> <Th> </Th> <Td> Peter Claver Cullen (1941 - 07 - 28) July 28, 1941 (age 76) Montreal, Quebec, Canada </Td> </Tr>

Who is the voice of optimus prime transformers