She's the star of Netflix hits 'Enola Holmes' and 'Stranger Things'
Millie Bobby Brown had a chat with Cathal from the Dermot and Dave show ahead of the release of Enola Holmes 2.
The guys chat all things Enola Holmes, Stranger Things and that Kate Bush song!
Cathal also caught up with the director, Harry Bradbeer. Enola Holmes 2 will be out on Netflix on Friday, 4th November.
