<Table> <Tr> <Th_colspan="2"> Snapped: Killer Couples </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Genre </Th> <Td> True crime Docudrama </Td> </Tr> <Tr> <Th> Written by </Th> <Td> Matt Edens Eric Wetherington Brian O'Connor Geoffrey Proud Todd Moss </Td> </Tr> <Tr> <Th> Narrated by </Th> <Td> <Ul> <Li> Laura San Giacomo </Li> <Li> Sharon Martin </Li> </Ul> </Td> </Tr> <Tr> <Th> Composer (s) </Th> <Td> Brian Langsbard Justin Melland </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_colspan="2"> Production </Th> </Tr> <Tr> <Th> Executive producer (s) </Th> <Td> Erica Diaz - Gant Kimberly Chessler Amy Introcaso - Davis Stephen Land Deborah Allen Zak Weisfeld Geoffrey Proud </Td> </Tr> <Tr> <Th> Producer (s) </Th> <Td> Michael Rogers Donna Dudek Elizabeth Gibson Katie Harrington Cecile Bouchardeau David Lane Melissa May Todd Moss Jane Nowiski Brian O'Connor Valerie Shepherd Mariel Sykes Eric Wetherington </Td> </Tr> <Tr> <Th> Cinematography </Th> <Td> Paul Foster Eric Futrell Erin Althaus Jeffrey Woods </Td> </Tr> <Tr> <Th> Running time </Th> <Td> 30 minutes / 60 minutes </Td> </Tr> <Tr> <Th> Production company (s) </Th> <Td> Jupiter Entertainment </Td> </Tr> <Tr> <Th_colspan="2"> Release </Th> </Tr> <Tr> <Th> Original network </Th> <Td> Oxygen </Td> </Tr> <Tr> <Th> Original release </Th> <Td> June 3, 2013 (2013 - 06 - 03)--present </Td> </Tr> <Tr> <Th_colspan="2"> Chronology </Th> </Tr> <Tr> <Th> Related shows </Th> <Td> <Ul> <Li> Snapped Snapped: She Made Me Do It </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> External links </Th> </Tr> <Tr> <Td_colspan="2"> Website </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Snapped: Killer Couples </Th> </Tr>

Who is the narrator of snapped killer couples