<Table> <Tr> <Th_colspan="2"> Star Trek: The Original Series </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Also known as </Th> <Td> Star Trek: The Original Series (retronym) </Td> </Tr> <Tr> <Th> Genre </Th> <Td> <Ul> <Li> Science fiction </Li> <Li> Action adventure </Li> </Ul> </Td> </Tr> <Tr> <Th> Created by </Th> <Td> Gene Roddenberry </Td> </Tr> <Tr> <Th> Starring </Th> <Td> <Ul> <Li> William Shatner </Li> <Li> Leonard Nimoy </Li> <Li> DeForest Kelley </Li> </Ul> </Td> </Tr> <Tr> <Th> Theme music composer </Th> <Td> Alexander Courage </Td> </Tr> <Tr> <Th> Opening theme </Th> <Td> "Theme from Star Trek" </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> </Td> </Tr> <Tr> <Th> No. of episodes </Th> <Td> 79 (list of episodes) </Td> </Tr> <Tr> <Th_colspan="2"> Production </Th> </Tr> <Tr> <Th> Executive producer (s) </Th> <Td> Gene Roddenberry </Td> </Tr> <Tr> <Th> Producer (s) </Th> <Td> <Ul> <Li> Gene L. Coon </Li> <Li> John Meredyth Lucas </Li> <Li> Fred Freiberger </Li> </Ul> </Td> </Tr> <Tr> <Th> Running time </Th> <Td> 50 min </Td> </Tr> <Tr> <Th> Production company (s) </Th> <Td> <Ul> <Li> Desilu Productions (1966--67) </Li> <Li> Paramount Television (1968--69) </Li> </Ul> </Td> </Tr> <Tr> <Th> Distributor </Th> <Td> CBS Television Distribution </Td> </Tr> <Tr> <Th_colspan="2"> Release </Th> </Tr> <Tr> <Th> Original network </Th> <Td> <P> NBC </P> </Td> </Tr> <Tr> <Th> Picture format </Th> <Td> <Ul> <Li> Original broadcasts: </Li> <Li> 480i (4: 3 SDTV) </Li> <Li> Remastered edition: </Li> <Li> 1080p (4: 3 HDTV) </Li> </Ul> </Td> </Tr> <Tr> <Th> Audio format </Th> <Td> Monaural, Dolby Digital 5.1 (remastered edition), DTS - HD Master Audio 7.1 (Blu - ray) </Td> </Tr> <Tr> <Th> Original release </Th> <Td> September 8, 1966 (1966 - 09 - 08)--June 3, 1969 (1969 - 06 - 03) </Td> </Tr> <Tr> <Th_colspan="2"> Chronology </Th> </Tr> <Tr> <Th> Followed by </Th> <Td> Star Trek: The Animated Series </Td> </Tr> <Tr> <Th> Related shows </Th> <Td> Star Trek TV series </Td> </Tr> <Tr> <Th_colspan="2"> External links </Th> </Tr> <Tr> <Th> Star Trek: The Original Series at StarTrek.com </Th> <Td> startrek.com/page/star-trek-the-original-series </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Star Trek: The Original Series </Th> </Tr>

How many seasons was star trek on for
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