After a master's in Film Production at the Northern Film School, specialising in Art Direction, Catriona completed a PhD at Stirling University entitled “Bloodspirits: A Jungian Approach to the Vampire Myth”. She joined the staff at Caledonian in 2005 where she teaches on film theory, creativity and storytelling to undergraduate and postgraduate students. Creating TV Formats, co-authored with industry experts Hazel Marshall and Linda Green was published for Routledge in 2023.
Professor Miller's research interests are in the areas of Film and Television Studies, Jungian Film and TV Studies, mythologies, fantasy, horror, science fiction and cult TV. She co-edited The Routledge International Handbook of Jungian Film Studies, in 2018, and her chapter exploring Jungian film textual analysis "A Jungian Textual Terroir" opened the volume. The collection won the International Association of Jungian Studies prize for Best Edited Book in 2019.
She published Cult TV Heroines for Bloomsbury in 2020 and edited Exploring Depth Psychology and the Female Self: Feminist Views from Somewhere with Dr Leslie Gardner, for Routledge, in 2021. A further volume entitled Feminisms & Technology: A Depth Psychology Perspective with co-editors Dr Leslie Gardner and Dr Roula-Maria Dib is due in 2023. She has also published a series of articles exploring mythological narratives from a depth psychology perspective.
She is a Member of the International Association of Jungian Studies and on the Editorial Board for the International Journal for Jungian Studies (Brill). She was elected to serve as Academic Governor on the University Court in 2022.
She is a Senior Fellow of the Higher Education Academy.