Stuart trained at the Central School of Speech and Drama. His theatre credits include: Alice in Wonderland (Cockpit Theatre), Rovers (New Wimbledon Theatre), Sleeping Beauty (Wellingborough Castle Theatre), Gutter Press (Iris Theatre/ Greenwich Theatre), Black Snow (Moscow Arts Theatre). Stuart also workshopped Merrily We Roll Along (Menier Chocolate Factory directed by Maria Friedman),Titans, A Few Words With George. Stuart also sings at concerts in London.