Though Annabelle's kept some semblance her own accent for a lot of her roles, she's tried her hand at a number of others, including American (in films like Come and Find Me) and Irish (in Peaky Blinders). She credits her time at an international school for her ability to do this, telling GQ, "I had 42 different nationalities in my year at school, so you adapt your voice . . . I'm a shape shifter."