Question: how many episodes in penny dreadful series 3
Answer: Season Episodes Originally aired First aired Last aired 8 May 11 , 2014 ( 2014 - 05 - 11 ) June 29 , 2014 ( 2014 - 06 - 29 ) 10 May 3 , 2015 ( 2015 - 05 - 03 ) July 5 , 2015 ( 2015 - 07 - 05 ) 9 May 1 , 2016 ( 2016 - 05 - 01 ) June 19 , 2016 ( 2016 - 06 - 19 )