creator (40 episodes, 2012-2020)
writer (23 episodes, 2012-2020)
head writer (8 episodes, 2017)
head writer (8 episodes, 2020)
writer (5 episodes, 2012-2017)
written by (5 episodes, 2015)
(21 episodes, 2012-2020)
storyline consultant (2 episodes, 2015)
storyline adviser (1 episode, 2013)
writer (1 episode, 2017)
writer (4 episodes, 2017-2020)
written by (1 episode, 2015)
writer (3 episodes, 2015-2017)
(2 episodes, 2013-2015)
(2 episodes, 2013)
writer (2 episodes, 2017)
(1 episode, 2013)
