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.
The Assassin (Season 1)

Episode 1 (Episode 1) 7.6
Writer: Harry Williams
Air date: 2025-07-25
Runtime: 49 min
Overview: Retired assassin Julie and her estranged son Edward are forced to work together in a fight for survival, testing their dysfunctional relationship to its limits.

Episode 2 (Episode 2) 8.0
Writer: Hamish Wright
Air date: 2025-07-25
Runtime: 49 min
Overview: Julie and Edward must maintain a cover and keep Julie's past hidden from their new hosts, but a surprise arrival only complicates things further.

Episode 3 (Episode 3) 7.8
Writer: Krissie Ducker
Air date: 2025-07-25
Runtime: 45 min
Overview: A wedge is driven between the group but answers are close and they must press on as the danger and threat to their lives closes in.

Episode 4 (Episode 4) 7.5
Writer: Harry Williams
Air date: 2025-07-25
Runtime: 52 min
Overview: Across Europe, news breaks about the tragedy Julie and Edward witnessed on the island, and they become the targets of a police manhunt.

Episode 5 (Episode 5) 6.8
Writer: Selina Lim
Air date: 2025-07-25
Runtime: 51 min
Overview: The pieces finally start falling into place for Julie – does she know who might be responsible for the catastrophic trail of events?

Episode 6 (Episode 6) 6.4
Writer: Krissie Ducker
Air date: 2025-07-25
Runtime: 46 min
Overview: As a dramatic final showdown prepares to take place, shocking truths are revealed to Edward that make him question everything he thought he knew about his life.

Seasons

Episodes 6