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Season guide
ITV Play of the Week: Season 12
43 episodes
Premiered Sep 5, 1966 Updated Sep 28, 2026
Previously on ITV Play of the Week
Season 12 Lore Primer
Key plot threads, lore context, and character stakes you need to remember before diving into this season.
- Directly follows the overarching narrative developments of ITV Play of the Week Season 11.
- Faction dynamics and core character alliances shift under escalating external stakes.
- Crucial mysteries introduced previously reach key turning points and narrative reckonings.
- Sets up serialized story arcs that build directly toward the climactic season finale.
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Season 12 Episodes
Episode Guide
🛡️ SPOILER SHIELD
Season 12 Progress Shield
Future titles & synopses blurred. Tap "Reveal" on any card to peek.
S12·E2
Core
Plays of Married Life No. 2: Where Shall I Find What Will Change My Life?
Sep 12, 1966 · 90 min
S12·E18
Core
On The Island
Jan 3, 1967
Set on an island off the coast of South America, Robert Cosgrove (Marius Goring) is a writer and Nobel Prize winner. His wife, Linda (Helen Cherry) and daughter Tess (Michele Dotri