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If you liked

Perry Mason

1957–1966 · 9 seasons · CBS

New and upcoming (2026 and later)

Out this year, or not out yet.

Agatha Christie's Seven Dials

2026 · 1 season · Netflix
NetflixNetflix Standard with Ads
Notes from the Last RowNotes from the Last RowUnder Salt MarshUnder Salt MarshStealStealNocturneNocturneLine of FireLine of FireRadioactive EmergencyRadioactive Emergency

The last five years (2021 to 2025)

Current, and all of it watchable now.

Karen Pirie

2022–2025 · 2 seasons · ITV1
Britbox Apple TV Channel BritBoxBritBox Amazon Channel
When the Phone RingsWhen the Phone RingsPer Elisa: An Italian Crime StoryPer Elisa: An Italian Crime StoryHigh PotentialHigh PotentialGraceGraceSignora VolpeSignora VolpeThe JettyThe JettyThe Chelsea DetectiveThe Chelsea Detective

Five to fifteen years back (2011 to 2020)

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

Elementary

2012–2019 · 7 seasons · CBS
detective
Amazon Prime VideoHuluAmazon Prime Video with Ads
The Doctor Blake MysteriesThe Doctor Blake MysteriesThe Chicago CodeThe Chicago CodePerceptionPerceptionDeath in ParadiseDeath in ParadiseThe DayThe DayMiss Fisher's Murder MysteriesMiss Fisher's Murder MysteriesRingerRinger

Older than fifteen years (before 2011)

The back catalogue, where the closest match often is.

Ironside

1967–1975 · 8 seasons · NBC
The Roku Channel
Barnaby JonesBarnaby JonesBarettaBarettaMonkMonkThe Rockford FilesThe Rockford FilesHomicide: Life on the StreetHomicide: Life on the StreetMcMillan & WifeMcMillan & WifeDiagnosis: MurderDiagnosis: Murder

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

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Shows like Perry Mason - Our Next Show