All episodes Season 18 S18E26 1981-03-07 25 min 1960s BBC

Doctor Who

Logopolis, Part Two

TV Flash files “Logopolis, Part Two” as hour 557 of 700 in the TV Flash guide — Doctor Who (1963–) on BBC, season 18, episode 26, aired 1981-03-07, 25 min.

From the desk

How this hour is filed

This leaf is S18E26: listed hour 557 of 700 in the Doctor Who guide, hour 26 of 28 in season 18. It aired 1981-03-07 (25 min). The listed hour before it is “Logopolis, Part One” (S18E25). Next is “Logopolis, Part Three” (S18E27). Broadcast log — titles and dates, not a plot bible.

Doctor Who — Logopolis, Part Two (S18E26)

Catalog log

Broadcast listing — not a TV Flash recap.

With the threat of doom ever-present, the Doctor and Adric press on for Logopolis, where the muttered mathematical incantations of its people can completely overhaul the TARDIS. En route they discover an accidental yet demanding passenger on board while, all the while, the Master secretively journeys with them to ensnare the Doctor in a diabolical trap.

Viewer FAQ

Where does Logopolis, Part Two sit in the Doctor Who guide?

S18E26 is listed hour 557 of 700 — hour 26 of 28 in season 18, season 18 episode 26.

When did Doctor Who S18E26 air?

Logopolis, Part Two aired 1981-03-07 and is listed at 25 minutes.

Where should I start with the 1960s serials?

William Hartnell's First Doctor is the origin of the TARDIS-and-companions contract. Patrick Troughton's Second Doctor is the proof that regeneration works. Start at a serial whose surviving episodes interest you; missing-episode gaps are part of the classic-era weather.

In the series

Why this series still plays

A Time Lord, a police box bigger on the inside, and regeneration as infinite franchise life: Doctor Who launched from the BBC in 1963 and never really parked. Early black-and-white serials built the mythology; Hartnell-to-Troughton proved the lead could change without ending the show. The longest experiment in serialized reinvention — woolly, weird, endlessly renewable.

November 23, 1963, is a drop that never really parked. BBC's *Doctor Who* launched a Time Lord and a blue police box bigger on the inside, then treated the lead as renewable inventory. **Regeneration is the window.** Sydney Newman, C. E. Webber, and Donald Wilson were among the early architects. Early black-and-white serials built the mythology; companions, sonic screwdrivers, and cliffhangers became ritual. Rex wants woolly national inheritance. Fine. The business model is recasting without ending the show.

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