Starting out as a Script Editor, Catharine kicked off writing with the screenplay Borderland for Northern Ireland Screen and director Margo Harkin (Hush-A-Bye Baby). From there, she was commissioned to develop a series 'bible' Hometown for ITV Drama and a short horror script Seed, for producer Alexa Seligman (The Fold). Her short film Wings with Hannah Murray, was directed by Esther Richardson and produced as part of DV Shorts. Bygones, a play, was performed at the Curve theatre and Nottingham Playhouse studio.
Currently developing drama series Garlands and Dolly Birds, she is represented by Christine Glover at Casarotto Ramsay agency.