Question: when was the first episode of the walking dead aired
Answer: Season Episodes Originally aired First aired Last aired 6 October 31 , 2010 ( 2010 - 10 - 31 ) December 5 , 2010 ( 2010 - 12 - 05 ) 13 October 16 , 2011 ( 2011 - 10 - 16 ) March 18 , 2012 ( 2012 - 03 - 18 ) 16 October 14 , 2012 ( 2012 - 10 - 14 ) March 31 , 2013 ( 2013 - 03 - 31 ) 16 October 13 , 2013 ( 2013 - 10 - 13 ) March 30 , 2014 ( 2014 - 03 - 30 ) 5 16 October 12 , 2014 ( 2014 - 10 - 12 ) March 29 , 2015 ( 2015 - 03 - 29 ) 6 16 October 11 , 2015 ( 2015 - 10 - 11 ) April 3 , 2016 ( 2016 - 04 - 03 ) 7 16 October 23 , 2016 ( 2016 - 10 - 23 ) April 2 , 2017 ( 2017 - 04 - 02 ) 8