Susanna’s theatre credits include; Mr Popper’s Penguins (Pins&Needles/CTC Minneapolis); Dead Quiet (ImmerCity); Bea Roberts’ Little Mermaid (Pins&Needles/the Egg, Theatre Royal Bath); The Bear (Wales Millennium Centre); Alice’sAdventures Underground (The Vaults/Les Enfants Terribles); The Marvellous Imaginary Menagerie (Les Enfants Terribles/U.K Tour); The Gruffalo (West End&U.S/U.K tours); Timequake (Rose Theatre/Hampton Court); A Christmas Carol (The Tramshed); The Three Lives of Lucy Cabrol (Edinburgh Fringe); Twelfth Night (Moors Theatre); A Midsummer Night's Dream in Shakespearean OP (Arch 468); The Snail and The Whale (Northcott Theatre/International tour) and Just Another Friday (Jermyn Street Theatre).

Feature film credits include; London Wall (Master Media) and Modern Life is Rubbish (Serotonin Films).

Susanna is also a member of UK rock band Effra Social.