<Tr> <Th_colspan="2"> Season chronology </Th> </Tr> <Tr> <Td_colspan="2"> ← Previous Season 2 Next → Season 4 </Td> </Tr> <Tr> <Td_colspan="2"> List of Shameless (U.S. TV series) episodes </Td> </Tr> <P> The third season of Shameless, an American comedy - drama television series based on the British series of the same name by Paul Abbott, premiered on January 13, 2013, at Sunday 9: 00 p.m. EST on the Showtime television network . Executive producers are John Wells, Paul Abbott and Andrew Stearn, with producer Michael Hissrich . The season concluded after 12 episodes on April 7, 2013 . The shows season premiere brought in 2.00 million viewers, becoming the show highest rated episode ever to - date . The episode airing February 17, "The Sins of My Caretaker", received 1.31 million total viewers, its lowest rated episode of the season . The season finale scored 1.82 million viewers . </P>

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