The Assassin: Story, Cast and Series Facts

Story and premise

Secluded on a remote Greek island, retired assassin Julie has a somewhat thorny reunion with her estranged son, Edward, visiting from England. Armed with questions around new information on his paternity, Edward battles to find the right time to speak to his frustratingly distant mother. But, when the moment finally presents itself, things take a deadly turn as Julie's dangerous past catches up with her and they are forced to flee the island and go on the run together.

Edward's quest for truth clashes with Julie's secrecy whilst they are forced to work together in a fight for survival, testing their dysfunctional relationship to its limits. Amid uncovering a dark conspiracy they believe to be their only threat, a greater danger emerges that will destroy their relationship entirely. In a race against time, Julie fights to save Edward and salvage their relationship as past and present collide in a showdown across the globe…

Series details

• Title: The Assassin
• Format: Scripted
• Language: English
• Genres: Drama, Action, Thriller
• Premiere date: 2025-07-25
• Status in TVmaze: Running
• Web channel listed by TVmaze: Prime Video
• Typical episode runtime: 49 minutes
• TVmaze community rating: 6.4/10
• TVMaze ID: 79107
• IMDb ID: tt33246591
• TVDB ID: 453648

Cast and credited roles

• Keeley Hawes — Julie Green
• Freddie Highmore — Edward Green
• Shalom Brune-Franklin — Kayla Cross
• Devon Terrell — Ezra Cross
• Gerald Kyd — Luka
• David Dencik — Jasper de Voogdt
• Gina Gershon — Marie Bertrand
• Alan Dale — Aaron Cross
• Richard Dormer — Damian Hammond
• Jack Davenport — Sean

Seasons in the TVmaze catalogue

• Season 1: premiered 2025-07-25; final listed air date 2025-07-25; episode order: 6.

Source and licence

Adapted from The Assassin on TVmaze. The synopsis is reproduced as plain text; catalogue facts, cast and season records are selected and reformatted. This adapted text is available under CC BY-SA 4.0, following the TVmaze API licence. Network and web-channel credits identify the service listed in this source; they do not establish current streaming availability.