Where can I watch “Doctor Who” Season 26 Episode 1 online?

This page provides episode info and a legal-only guide. It does not host streams or downloads. Check official platforms and licensed services for availability in your region (US first).

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Watching earlier episodes in season 26 helps you follow the plot and character arcs leading into this episode.

Watch Doctor Who Season 26 Episode 1 Online

“Battlefield (1)” — Watch "Doctor Who" Season 26 Episode 1 online in HD for free. Check streaming providers, cast, and episode details.

Sep 6, 1989 Season 26 Episode 1 25 min PG

7.7 ★ ★ ★ ★ ★

7 votes

Doctor Who Season 26

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Season 26 Episode 1 — Aired on Sep 6, 1989 • runs about 25 minutes.

Directed by Michael Kerrigan.

Written by Ben Aaronovitch.

Notable cast/guest names in this episode include Sylvester McCoy, Sophie Aldred.

This page includes 2 official still(s) (when available) plus legal availability links.

Looking for “watch Doctor Who Season 26 Episode 1 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.

Synopsis

As UNIT are transporting a nuclear warhead around Carbury, knights in armour arrive to continue waging a war that began thousands of years ago, but in a wholly different dimension.