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If you liked

Spy City

2020 · 1 season · MagentaTV

New and upcoming (2026 and later)

Out this year, or not out yet.

Secret Service

2026 · 1 season · ITV1
spy
Not streaming in the US
Agent Kim ReactivatedAgent Kim ReactivatedPONIESPONIESUnfamiliarUnfamiliarBaitBaitLuckyLuckyCIACIALead ChildrenLead Children

The last five years (2021 to 2025)

Current, and all of it watchable now.

Liaison

2023 · 1 season · Apple TV
Apple TVApple TV Amazon Channel
The Ipcress FileThe Ipcress FileZero DayZero DayThe VeilThe VeilTreasonTreasonThe Night AgentThe Night AgentDeath by LightningDeath by LightningThe AgencyThe Agency

Five to fifteen years back (2011 to 2020)

Recent enough that everyone can still find it, old enough to be finished.

The Spy

2019 · 1 season · Netflix
1960sspy
NetflixPBS Masterpiece Amazon ChannelNetflix Standard with Ads
London SpyLondon SpyThe Looming TowerThe Looming TowerTraitorsTraitorsThe Little Drummer GirlThe Little Drummer GirlBerlin StationBerlin StationBodyguardBodyguardThe Night ManagerThe Night Manager

Older than fifteen years (before 2011)

The back catalogue, where the closest match often is.

Archangel

2005 · 1 season · BBC One
Amazon Prime VideoThe Roku ChannelHoopla
XIIIXIIISpooksSpooksAliasAliasHouse of SaddamHouse of SaddamCarlosCarlosStrike BackStrike BackNikitaNikita

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