Catherine Perrin has been both a Storyliner and a Script editor on Coronation Street since March 2012 with 1320 episodes to her credit since that time. Of these, thirty have been just as Script Editor, four as both Script Editor and Storyliner, and the remainder as a Storyliner only.
Episodes storylined by Catherine Perrin
2012 (196 episodes)
- All episodes between Episode 7820 (12th March 2012) and Episode 7914 (20th July 2012)
- All episodes between Episode 7921 (30th July 2012) and Episode 7930 (10th August 2012)
- All episodes between Episode 7936 (20th August 2012) and Episode 8030 (31st December 2012) (also Script Editor between Episode 7946 (3rd September 2012) and Episode 7949 (9th September 2012))
2013 (97 episodes)
- All episodes between Episode 8031 (2nd January 2013) and Episode 8128 (17th May 2013)
2014 (80 episodes)
- All episodes between Episode 8389 (19th May 2014) and Episode 8454 (22nd August 2014)
- All episodes between Episode 8460 (1st September 2014) and Episode 8473 (19th September 2014)
2015 (196 episodes)
- All episodes between Episode 8611 (6th April 2015) and Episode 8806 (31st December 2015)
2016 (7 episodes)
- All episodes between Episode 8807 (1st January 2016) and Episode 8813 (8th January 2016)
2017 (215 episodes)
- All episodes between Episode 9125 (20th March 2017) and Episode 9340 (29th December 2017)
2018 (300 episodes)
- All episodes in this year
2019 (199 episodes)
- All episodes since Episode 9654 (1st January 2019)
Episodes script edited by Catherine Perrin
2012 (14 episodes)
- All episodes between Episode 7915 (23rd July 2012) and Episode 7919 (27th July 2012)
- All episodes between Episode 7931 (13th August 2012) and Episode 7935 (17th August 2012)
- All episodes between Episode 7946 (3rd September 2012) and Episode 7949 (9th September 2012) (In addition to also storylining these episodes)
2014 (20 episodes)
- All episodes between Episode 8455 (25th August 2014) and Episode 8459 (29th August 2014) (Co-credited with Sarah Mann)
- All episodes between Episode 8474 (22nd September 2014) and Episode 8478 (26th September 2014) (Co-credited with Sarah Mann)
- All episodes between Episode 8499 (27th October 2014) and Episode 8503 (31st October 2014) (Co-credited with Sarah Mann)
- All episodes between Episode 8514 (17th November 2014) and Episode 8518 (21st November 2014) (Co-credited with Sarah Mann)