<Table> <Tr> <Th_colspan="2"> How It's Made </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Created by </Th> <Td> Gabriel Hoss </Td> </Tr> <Tr> <Th> Presented by </Th> <Td> <Ul> <Li> Mark Tewksbury (2001) </Li> <Li> Lynn Herzeg (2002--2004) </Li> <Li> June Wallack (2005) </Li> <Li> Lynne Adams (2006--present) </Li> </Ul> <Ul> <Li> Tony Hirst (United Kingdom) </Li> </Ul> </Td> </Tr> <Tr> <Th> Country of origin </Th> <Td> Canada </Td> </Tr> <Tr> <Th> Original language (s) </Th> <Td> English </Td> </Tr> <Tr> <Th> No. of seasons </Th> <Td> 29 </Td> </Tr> <Tr> <Th> No. of episodes </Th> <Td> 377 (list of episodes) </Td> </Tr> <Tr> <Th_colspan="2"> Production </Th> </Tr> <Tr> <Th> Running time </Th> <Td> 30 minutes (including commercials) </Td> </Tr> <Tr> <Th_colspan="2"> Release </Th> </Tr> <Tr> <Th> Original network </Th> <Td> Z (Quebec) Discovery Science (Canada) Science (United States) Discovery Channel (United States) Discovery Channel (Canada) Quest (United Kingdom) </Td> </Tr> <Tr> <Th> Picture format </Th> <Td> 480i (SDTV) (2001 - 2009) 1080i (HDTV) (2009 - present) </Td> </Tr> <Tr> <Th> Original release </Th> <Td> January 6, 2001--present </Td> </Tr> <Tr> <Th_colspan="2"> External links </Th> </Tr> <Tr> <Td_colspan="2"> Website </Td> </Tr> </Table> <Tr> <Th_colspan="2"> How It's Made </Th> </Tr>

Who is the voice of how it's made