You can watch A Knight of the Seven Kingdoms (the Game of Thrones prequel, sometimes subtitled The Hedge Knight) on the same platforms that carry HBO/Max in your region.

Where to watch it (by country)

  • United States
    • HBO (cable/satellite live channel).
* Streaming on **Max** (formerly HBO Max) and HBO Max via Amazon Channels.

* Also available through live‑TV bundles that include HBO, like YouTube TV or Sling with an HBO/Max add‑on.
  • Canada
    • Streaming on Crave , which carries HBO content and airs episodes Sundays at 10 p.m. ET/PT.
  • United Kingdom & Ireland
    • Airs on Sky Atlantic with streams on NOW (Entertainment Membership) and the Sky Go app.
  • Australia
    • Streaming on Max (HBO Max) with new episodes dropping on Mondays (local date).
  • Other regions (e.g., France and elsewhere in Europe)
    • Local HBO partners or services like those listed by JustWatch carry the show; typically it appears under HBO/Max or a regional HBO-branded section.

If you are traveling and your usual HBO/Max or local carrier is geo‑blocked, many guides suggest using a VPN to log into your home streaming account from abroad, as long as it complies with the service’s terms.

TL;DR:
Search for A Knight of the Seven Kingdoms under HBO/Max in your country: Max/HBO in the US and Australia, Crave in Canada, Sky Atlantic/NOW in the UK, and equivalent HBO partners elsewhere.