Collider selects seven thriller series it considers flawless, praising shows that sustain tension, remain focused on their central mysteries and deliver satisfying conclusions. Its choices span horror, dark comedy, science fiction and political drama.

– 'Midnight Mass' follows a guilt-ridden ex-prisoner returning to a remote island as a charismatic priest’s apparent miracles conceal darker secrets.
– 'Based on a True Story' is a dark satire about a couple who exploit their serial-killer plumber for a true-crime podcast.
– 'Paradise' is a post-apocalyptic political thriller centred on a Secret Service agent in an underground survivor community.