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Elle Fanning Mary Shelley |
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Douglas Booth Percy Bysshe Shelley |
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Bel Powley Claire Clairmont |
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Stephen Dillane William Godwin |
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Joanne Froggatt Mary Jane Clairmont |
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Tom Sturridge Lord Byron |
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Ben Hardy Dr. John Polidori |
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Maisie Williams Isabel Baxter |
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Hugh O'Conor Samuel Taylor Coleridge |
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Ciara Charteris Harriet Shelley |
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Jack Hickey Thomas Hogg |
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Laurence Foster Bookseller |
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Derek Riddell William Baxter |
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Stuart Graham Publisher |
| Production | Heidi Levitt | Casting |
| Art | Paki Smith | Production Design |
| Editing | Alex Mackie | Editor |
| Sound | Amelia Warner | Music |
| Crew | David Ungaro | Cinematography |
| Production | Alan Moloney | Producer |
| Production | Katja Wolf | Casting |
| Production | Amy Hubbard | Casting |
| Directing | Haifaa al-Mansour | Director |
| Writing | Haifaa al-Mansour | Writer |
| Production | Amy Baer | Producer |
| Editing | Nathan Nugent | Editor |
| Art | Nigel Pollock | Supervising Art Director |
| Art | Mick Flood | Property Master |
| Costume & Make-Up | Lorraine Glynn | Hair Designer |
| Costume & Make-Up | Erin Ayanian | Makeup Artist |
| Art | Marc Ridremont | Art Direction |
| Writing | Emma Jensen | Writer |
| Costume & Make-Up | Caroline Koener | Costume Design |
| Production | Ruth Coady | Producer |
| Art | Kevin Downey | Set Decoration |
| Costume & Make-Up | Shirley Talbot | Hairstylist |
| Art | Patrick Creighton | Assistant Art Director |
| Art | Alice Vignoles-Russell | Assistant Art Director |
| Art | Shane McEnroe | Set Designer |
