TV series
London's greatest investigator has arrived.
When Eliza Scarlet's father dies, he leaves her penniless, but she resolves to continue his detective agency. To operate in a male-dominated world, though, she needs a partner... step forward a detective known as the Duke. Eliza and The Duke strike up a mismatched, fiery relationship as they team up to solve crime in the murkiest depths of 1880’s London.
Streaming, rental and purchase options
Checked Jul 22, 2026
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When Eliza Scarlet's father dies, he leaves her penniless, but she resolves to continue his detective agency. To operate in a male-dominated world, though, she needs a partner... step forward a detective known as the Duke. Eliza and The Duke strike up a mismatched, fiery relationship as they team up to solve crime in the murkiest depths of 1880’s London.
Choose an episode, then use the watch options above for the show.
Episode 1
When Eliza Scarlett's father dies suddenly, she's faced with a stark choice. Accept the fact she is now penniless or take on and run her dad's detective business, but can she succeed against all the odds in this male-dominated world?
Directed by Declan O'DwyerWritten by Rachael NewGuest stars Helen Norton, Andrew Gower, Cormac Melia, Maria Guiver, Emma Willis, Barry McKiernan, Shane G. Casey, Sean Duggan
Episode 2
As London's only female detective, Eliza is struggling to get work. Desperate for money, she takes a seemingly impossible case; proving the innocence of a man found at a murder scene with a bloodied knife in his hand who has pleaded guilty.
Directed by Declan O'DwyerWritten by Rachael NewGuest stars Helen Norton, Andrew Gower, Louisa Dolan, Kieran Hodgson, Megan McDonnell, Deirdre Mullins, David Crowley, Brian de Salvo
Episode 3
The Duke hires Eliza to spy on suffragettes. Going beyond her instructions, she gets involved in Britain’s biggest plot since Guy Fawkes.
Directed by Declan O'DwyerWritten by Rachael NewGuest stars Caitlin Drabble, Geraldine McAlinden, Steve Gunn, Gerard Byrne, Enda Oates, Richard Evans, Simon Ludders, Kevin Doyle
Episode 4
A post-mortem portrait photographer gets messages from beyond the grave. Eliza’s investigation takes her into the spirit world.
Directed by Declan O'DwyerWritten by Ben EdwardsGuest stars Andrew Gower, Hugh O'Conor, Roisin Murphy, Kevin Eldon, Marion O'Dwyer, Shane O'Regan, Amelie Metcalfe, Emer Hedderman
Episode 5
Searching for the secret to her father’s fate, Eliza goes to an abandoned prison. Eliza and the Duke stumble on a criminal enterprise.
Directed by Declan O'DwyerWritten by Ben EdwardsGuest stars Andrew Gower, Richard Evans, Simon Ludders, Kevin Doyle, Barry McKiernan, Roland Czaczyk, Rory Mullen, Nick Dunning
Episode 6
Forgery, murder, and false accusation strain Eliza’s forensic skills as she gets to the bottom of her father’s death.
Directed by Declan O'DwyerWritten by Rachael NewGuest stars Andrew Gower, Matthew Malone, Nick Dunning, Sean Duggan, Will O'Connell, Bosco Hogan, Amy McAllister
Episode information updated Jul 24, 2026
Kate PhillipsEliza Scarlet
Stuart MartinWilliam Wellington
Cathy BeltonIvy Woods
Andrew GowerRupert Parker
Ansu KabiaMoses Valentine
Tom Durant-PritchardAlexander Blake
Simon LuddersMr. Potts
Tim ChippingDetective Phelps
U&AlibiUnited Kingdom
87 FilmsUnited Kingdom
