All Cast
Elle Fanning
Mary Shelley
Douglas Booth
Percy Bysshe Shelley
Bel Powley
Claire Clairmont
Stephen Dillane
William Godwin
Joanne Froggatt
Mary Jane Clairmont
Tom Sturridge
Lord Byron
Ben Hardy
Dr. John Polidori
Maisie Williams
Isabel Baxter
Hugh O'Conor
Samuel Taylor Coleridge
Ciara Charteris
Harriet Shelley
Jack Hickey
Thomas Hogg
Laurence Foster
Bookseller
Derek Riddell
William Baxter
Stuart Graham
Publisher
Owen Richards
William Godwin
Martin Phillips
Deacon
Chloe Vos
Ianthe
Serena Barnes
Landlady
Mella Carron
Girl in Park
Sarah Lamesch
Eliza
Alexander Cobb
Scientist
Wilhelmina von Blumenthal
Servant of Byron