Season 1
S1.E1 ∙ SardinesS1.E2 ∙ A Quiet Night InS1.E3 ∙ Tom & GerriS1.E4 ∙ Last GaspS1.E5 ∙ The UnderstudyS1.E6 ∙ The Harrowing
Season 2
S2.E1 ∙ La CouchetteS2.E2 ∙ The 12 Days of ChristineS2.E3 ∙ The Trial of Elizabeth GadgeS2.E4 ∙ Cold ComfortS2.E5 ∙ Nana's PartyS2.E6 ∙ Seance Time
Season 3
S3.E1 ∙ The Devil of ChristmasS3.E2 ∙ The BillS3.E3 ∙ The Riddle of the SphinxS3.E4 ∙ Empty OrchestraS3.E5 ∙ Diddle Diddle DumplingS3.E6 ∙ Private View
Season 4
S4.E1 ∙ ZanzibarS4.E2 ∙ Bernie Clifton's Dressing RoomS4.E3 ∙ Once RemovedS4.E4 ∙ To Have and to HoldS4.E5 ∙ And the Winner Is...S4.E6 ∙ Tempting Fate
Season 5
S5.E0 ∙ Dead LineS5.E1 ∙ The Referee's A W***erS5.E2 ∙ Death Be Not ProudS5.E3 ∙ Love's Great AdventureS5.E4 ∙ MisdirectionS5.E5 ∙ Thinking Out LoudS5.E6 ∙ The Stakeout
Season 6
S6.E1 ∙ Wuthering HeistS6.E2 ∙ Simon SaysS6.E3 ∙ Lip ServiceS6.E4 ∙ Hurry Up and WaitS6.E5 ∙ How Do You Plead?S6.E6 ∙ Last Night of the Proms
Season 7
S7.E1 ∙ Merrily, MerrilyS7.E2 ∙ Mr. KingS7.E3 ∙ Nine Lives KatS7.E4 ∙ Kid/NapS7.E5 ∙ A Random Act of KindnessS7.E6 ∙ Wise Owl
Season 8
S8.E1 ∙ The Bones of St NicholasS8.E2 ∙ Mother's RuinS8.E3 ∙ ParaskevidekatriaphobiaS8.E4 ∙ Love is a StrangerS8.E5 ∙ 3 by 3S8.E6 ∙ The Last Weekend
Season 9
Inside No. 9 (2014)
Genre-mixing anthology series, inviting viewers into some very different and enigmatic No. 9s.