Charlie Murphy plays the character Ann Gallagher in a BBC One drama written by who?
Charlie Murphy (actress):  She is best known for playing the lead role of Siobhan Delaney in the hit RTÉ drama "Love/Hate" for which she won the 2013 Irish Film and Television Award for Best TV Actress, and as Ann Gallagher in the acclaimed BBC One drama "Happy Valley". Happy Valley (TV series):  The series, starring Sarah Lancashire and Siobhan Finneran, is written and created by Sally Wainwright, and directed by Wainwright, Euros Lyn, and Tim Fywell.
Sally Wainwright