Tom Basden Aurelius Actor, Writer Lydia Rose Bewley Metella Actor Sophie Colquhoun Cynthia Actor Joel Fry Stylax Actor Doon Mackichan Flavia Actor Tom Rosenthal Marcus Actor Ryan Sampson Grumio Actor Jon Pointing Jason Actor Lizzy Connolly Pia Actor Ellie Taylor Gloria Actor Annette Badland Athena Actor Ollie Locke Aloysius Actor Manal El-Feitury Lucia Actor Aneliya Lutsinova Sandra Actor Sam Leifer Writer, Director, Executive Producer Teddy Leifer Producer Caroline Leddy Executive Producer