A drama-documentary telling the story of the celebrated gathering in Geneva, 1816 which led to the creation of both Frankenstein and the first modern vampire story.
| Actor | Role |
|---|---|
 Claire FoyNarrator | Narrator |
 Neil GaimanSelf | Self |
 Rick HolmesSelf | Self |
| MMiranda SeymourSelf - Mary Shelley's biographer | Self - Mary Shelley's biographer |
| SSarah PinboroughSelf - Horror writer | Self - Horror writer |
| AAngela WrightSelf - Author of book 'Gothic Fiction' | Self - Author of book 'Gothic Fiction' |
 Margaret AtwoodSelf | Self |
| SStephen VolkSelf | Self |
| JJohn Stephen JonesSelf - Geneticist | Self - Geneticist |
 Charlaine HarrisSelf - Mystery novelist | Self - Mystery novelist |
 Rob HeapsLord Byron | Lord Byron |
 Hannah Taylor-GordonMary Shelley | Mary Shelley |
 Timothy RenoufPercy Bysshe Shelley | Percy Bysshe Shelley |
| CCatherine LambClaire Clairmont | Claire Clairmont |
| SSam SwannDr. John Polidori | Dr. John Polidori |