Build my own list
If you liked

The Equalizer

1985–1989 · 4 seasons · CBS

New and upcoming (2026 and later)

Out this year, or not out yet.

Agent Kim Reactivated

2026 · 1 season · SBS
spy
NetflixNetflix Standard with Ads
UnfamiliarUnfamiliarRide or DieRide or DieLegendsLegendsSecret ServiceSecret ServiceBaitBaitTreasure IslandTreasure IslandNemesisNemesis

The last five years (2021 to 2025)

Current, and all of it watchable now.

In From the Cold

2022 · 1 season · Netflix
spy
NetflixNetflix Standard with Ads
The Iron HeartThe Iron HeartThe VeilThe VeilFUBARFUBARUndercover High SchoolUndercover High SchoolTreasonTreasonReacherReacherThe Old ManThe Old Man

Five to fifteen years back (2011 to 2020)

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

Hunted

2012 · 1 season · BBC One
YouTube TVCinemax Amazon ChannelSpectrum On Demand
VagabondVagabondLimitlessLimitlessTakenTakenAgent XAgent XThe TunnelThe TunnelXIII: The SeriesXIII: The SeriesThe Devil's CornerThe Devil's Corner

Older than fifteen years (before 2011)

The back catalogue, where the closest match often is.

La Femme Nikita

1997–2001 · 5 seasons · USA Network
spy
PlexTubi TV
2424ChuckChuckSpooksSpooksAliasAliasNikitaNikitaThe UnitThe UnitHuman TargetHuman Target

Want this tuned to you?

Name three shows you loved and it ranks the whole catalogue against your taste rather than against one title.

Build my list