<Tr> <Th> Years active </Th> <Td> 1962--2008 </Td> </Tr> <Tr> <Th> Children </Th> <Td> </Td> </Tr> <P> Donald Leroy LaFontaine (August 26, 1940--September 1, 2008) was an American voice actor who recorded more than 5,000 film trailers and hundreds of thousands of television advertisements, network promotions, and video game trailers . </P> <P> He became identified with the phrase "In a world ...", used in so many movie trailers that it became a cliché . Widely known in the film industry, the man whose nicknames included "Thunder Throat" and "The Voice of God", became known to a wider audience through commercials for GEICO insurance and the Mega Millions lottery game . </P>

Who is the guy who does movie trailers