<Table> <Tr> <Th colspan="2"> The Vampire Diaries </Th> </Tr> <Tr> <Td colspan="2"> </Td> </Tr> <Tr> <Th> Genre </Th> <Td> <Ul> <Li> Drama </Li> <Li> Supernatural </Li> <Li> Horror </Li> <Li> Fantasy </Li> <Li> Romance </Li> </Ul> </Td> </Tr> <Tr> <Th> Based on </Th> <Td> The Vampire Diaries by L.J. Smith </Td> </Tr> <Tr> <Th> Developed by </Th> <Td> <Ul> <Li> Kevin Williamson </Li> <Li> Julie Plec </Li> </Ul> </Td> </Tr> <Tr> <Th> Starring </Th> <Td> <Ul> <Li> Nina Dobrev </Li> <Li> Paul Wesley </Li> <Li> Ian Somerhalder </Li> <Li> Steven R. McQueen </Li> <Li> Sara Canning </Li> <Li> Kat Graham </Li> <Li> Candice King </Li> <Li> Zach Roerig </Li> <Li> Kayla Ewell </Li> <Li> Michael Trevino </Li> <Li> Matt Davis </Li> <Li> Joseph Morgan </Li> <Li> Michael Malarkey </Li> </Ul> </Td> </Tr> <Tr> <Th> Composer ( s ) </Th> <Td> Michael Suby </Td> </Tr> <Tr> <Th> Country of origin </Th> <Td> United States </Td> </Tr> <Tr> <Th> Original language ( s ) </Th> <Td> English </Td> </Tr> <Tr> <Th> No. of seasons </Th> <Td> 8 </Td> </Tr> <Tr> <Th> No. of episodes </Th> <Td> 171 ( list of episodes ) </Td> </Tr> <Tr> <Th colspan="2"> Production </Th> </Tr> <Tr> <Th> Executive producer ( s ) </Th> <Td> <Ul> <Li> Kevin Williamson </Li> <Li> Julie Plec </Li> <Li> Leslie Morgenstein </Li> <Li> Bob Levy </Li> <Li> Caroline Dries </Li> <Li> Melinda Hsu Taylor </Li> <Li> Chad Fiveash </Li> <Li> James Stoteraux </Li> </Ul> </Td> </Tr> <Tr> <Th> Location ( s ) </Th> <Td> <Ul> <Li> Atlanta , Georgia </Li> <Li> Covington , Georgia </Li> <Li> Vancouver , British Columbia ( pilot ) </Li> </Ul> </Td> </Tr> <Tr> <Th> Running time </Th> <Td> 41 -- 44 minutes </Td> </Tr> <Tr> <Th> Production company ( s ) </Th> <Td> <Ul> <Li> Outerbanks Entertainment </Li> <Li> Alloy Entertainment </Li> <Li> CBS Television Studios </Li> <Li> Warner Bros. Television </Li> </Ul> </Td> </Tr> <Tr> <Th> Distributor </Th> <Td> Warner Bros. Television Distribution </Td> </Tr> <Tr> <Th colspan="2"> Release </Th> </Tr> <Tr> <Th> Original network </Th> <Td> The CW </Td> </Tr> <Tr> <Th> Picture format </Th> <Td> 1080i ( 16 : 9 HDTV ) </Td> </Tr> <Tr> <Th> Original release </Th> <Td> September 10 , 2009 ( 2009 - 09 - 10 ) -- March 10 , 2017 ( 2017 - 03 - 10 ) </Td> </Tr> <Tr> <Th colspan="2"> Chronology </Th> </Tr> <Tr> <Th> Related shows </Th> <Td> The Originals </Td> </Tr> <Tr> <Th colspan="2"> External links </Th> </Tr> <Tr> <Th> Website </Th> <Td> www.cwtv.com/shows/the-vampire-diaries </Td> </Tr> <Tr> <Th> Production website </Th> <Td> www.warnerbros.com/tv/on-air/the-vampire-diaries/45316020-0cd7-4bcb-9135-8be3228f540a.html </Td> </Tr> </Table>
how many seasons of vampire diaries r there
8