All episodes Season 18 S18E20 1981-01-24 25 min 1960s BBC

Doctor Who

Warriors' Gate, Part Four

TV Flash files “Warriors' Gate, Part Four” as hour 551 of 700 in the TV Flash guide — Doctor Who (1963–) on BBC, season 18, episode 20, aired 1981-01-24, 25 min.

From the desk

How this hour is filed

This leaf is S18E20: listed hour 551 of 700 in the Doctor Who guide, hour 20 of 28 in season 18. It aired 1981-01-24 (25 min). The listed hour before it is “Warriors' Gate, Part Three” (S18E19). Next is “The Keeper of Traken, Part One” (S18E21). Broadcast log — titles and dates, not a plot bible.

Doctor Who still

Catalog log

Broadcast listing — not a TV Flash recap.

After the Doctor and Romana save the Tharil race, Romana agrees to leave the Doctor to become the Tharils' "Queen of Time."

Viewer FAQ

Where does Warriors' Gate, Part Four sit in the Doctor Who guide?

S18E20 is listed hour 551 of 700 — hour 20 of 28 in season 18, season 18 episode 20.

When did Doctor Who S18E20 air?

Warriors' Gate, Part Four aired 1981-01-24 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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