10-part drama set in 1930s London focusing on Robert Jekyll, the grandson of the original doctor. The show will follow Robert Jekyll's quest to discover his real identity and the true nature of his family's cursed history.
Cast: Tom Rhys Harries, Stephanie Hyam, Oliver Gilbert, Tony Way, Tom Bateman, Ruby Bentall, Donald Sumpter, Neil Bishop, Enzo Cilenti, Richard E. Grant, Natalie Gumede, Michael Karim, Christian McKay, Phil McKee, Amit Shah, Amy Bowden, Sinéad Cusack, Natasha O'Keeffe, Deborah Rosan, Nicholas Moss, Dee Tails, Molly Whitehouse, Mohamed Adamaly, Nadika Aluwihare, David Bark-Jones, Ace Bhatti, Ricky Champ, Thomas Coombes, Wallis Day, Lilly Driscoll, Jason La Shard, Lionel Sampath, Sam Swann, Niamh Walsh, Melanie Wilder, Tim Woodward, Angus Wright
Returning to London Robert's group is waylaid by Fedora and her thugs, who steal the incubus, but they are rescued by Garson, Bella and Hils, whom Olalla has contacted.
Robert, Ravi and Olalla take Maggie to the safety of Renata's house but Ravi is rightly uneasy as the corpse of Renata's supposedly dead husband Gideon has been inhabited by an escaped incubus, a demon which sucks the life out of others and takes on their form - and Tenebrae are also after it.
Robert is unable to resist the temptation to track down the monster that is killing wealthy young men. When he corners the killer she tells him two stunning pieces of news.
Robert and Ravi go in search of the parasite-infested Spring-Heeled Jack. Robert then faces a race against time when this Reaper takes control of Ravi.
Tormented by recent tragedies Robert loses control of his transformations. Bulstrode reveals he has Ravi and enlists Robert to track down Spring-Heeled Jack.
Robert visits a distant branch of his family in the country. But, when he and Max learn that a series of murders have occurred in the village—supposedly committed by a legendary demon dog—they suspect the involvement of Tenebrae.
Garson discovers something about the curse of the Jekyll family that could hold the secret to saving Maggie's life. Dance sets his trap, tempting Robert with an offer of help - but Bulstrode disrupts their meeting.
Captain Dance's arrival in London excites the creatures in MIO's cells, including the ghastly Cutter. Searching for a cure, Robert takes some of the potions in his Grandfather's lab. Garson tells Robert of a relative who may still be alive.
Having miraculously survived an attempt on his life, Robert follows the advice of Lily and Max and goes searching for answers at his grandfather's former home. His search leads him to an unexpected encounter at the Empire Hall.
The grandson of the infamous Dr Jekyll returns to 1930s London from Ceylon after he experiences a disturbing transformation. As he delves into his family history he begins to attract the attention of a secret society and a spy-master.