Cast of The Gentlemen

Theo James stars as Eddie Horniman, the unexpecting new Duke of Halstead who inherits a sprawling estate and a marijuana business.

Kaya Scodelario portrays Susie Glass, a key figure entangled in the estate's illicit activities.

Giancarlo Esposito is Stanley Johnston, an elite wine aristocrat with intentions to acquire the Halstead Manor.

Daniel Ings plays Freddy Halstead, the cocaine-addicted elder brother of Eddie, struggling with his own demons.

Joely Richardson takes on the role of Lady Sabrina, the Halstead matriarch with grace and complexity.

Vinnie Jones features as Geoff Seacombe, the dedicated and watchful groundskeeper of Halstead Manor.

Peter Serafinowicz assumes the role of Tommy Dixon, involved with the Scouse mob and its interactions with the Halsteads.

Harry Goodwins plays Jack, a crucial associate within the underworld connected to the Halstead estate.

Ruby Sear is Gabrielle, a character whose involvement adds depth to the show's intricate plot.