<Li> Standard - definition versions </Li> <Tr> <Td> Line of Duty, Series Two </Td> <Td> 12 February 2014 </Td> <Td> 6 </Td> <Td> <Ul> <Li> The complete second series </Li> <Li> Ability to buy single episode (s) or whole series </Li> <Li> Rated "Caution" by iTunes </Li> <Li> High - definition & Standard - definition version </Li> </Ul> </Td> </Tr> <Ul> <Li> The complete second series </Li> <Li> Ability to buy single episode (s) or whole series </Li> <Li> Rated "Caution" by iTunes </Li> <Li> High - definition & Standard - definition version </Li> </Ul> <Li> The complete second series </Li>

Line of duty is it based on a true story