<Tr> <Th_colspan="4"> Franchise </Th> <Th> Universe </Th> </Tr> <Tr> <Th> Fire </Th> <Th> P.D. </Th> <Th> Med </Th> <Th> Justice </Th> <Th> SVU </Th> </Tr> <Tr> <Td> Chicago Fire </Td> <Td> Casey, Matthew Matthew Casey </Td> <Td> Main </Td> <Td_colspan="2"> Guest </Td> <Td_colspan="2"> </Td> <Td> Spencer, Jesse Jesse Spencer </Td> <Td> 2012--</Td> </Tr> <Tr> <Td> Severide, Kelly Kelly Severide </Td> <Td> Main </Td> <Td_colspan="3"> Guest </Td> <Td> </Td> <Td> Kinney, Taylor Taylor Kinney </Td> <Td> 2012--</Td> </Tr>

Do i need to watch chicago fire before chicago pd