Castles in the Sky poster
Where to stream

Castles in the Sky

6.020141h 30mMovieDramaHistoryTV Movie

England, while the storm clouds of Nazism menace Germany. Robert Watson Watt and a team of eccentric and brilliant meteorologists struggle to turn the mere idea of radar into a functional reality.

DirectorGillies MacKinnon

Where to watch

Not available in Australia
Streaming in 4 other countries

Castles in the Sky isn't on any streaming service in Australia right now, but it's available in Canada, Ireland, United Kingdom, United States. Streaming rights are licensed per country.

Cast · Directed by Gillies MacKinnon

SISuzy Eddie Izzard
Suzy Eddie Izzard
Robert Watson Watt
LFLaura Fraser
Laura Fraser
Margaret Watson Watt
LHLesley Harcourt
Lesley Harcourt
Secretary Helen
AJAlex Jennings
Alex Jennings
Henry Tizard
DHDavid Hayman
David Hayman
Frederick Lindemann
JRJulian Rhind-Tutt
Julian Rhind-Tutt
Albert Rowe
KDKarl Davies
Karl Davies
Arnold 'Skip' Wilkins
CJCelyn Jones
Celyn Jones
Edward 'Taffy' Bowen
IMIain McKee
Iain McKee
Higgy
TMTim McInnerny
Tim McInnerny
Winston Churchill

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Castles in the Sky — streaming FAQ

Which OTT platform streams Castles in the Sky?

Castles in the Sky isn't on any streaming service in Australia yet, but it's available in Canada, United Kingdom and Ireland and other countries. Streaming rights differ by country — switch your country in the header to see where.

Is Castles in the Sky on Netflix?

No, Castles in the Sky is not on Netflix in Australia as of September 2026.

Is Castles in the Sky on Amazon Prime Video?

No, Castles in the Sky isn't on Amazon Prime Video in Australia right now.

Where can I watch Castles in the Sky for free?

Castles in the Sky isn't streaming in Australia yet, so there's no way to watch it free at the moment.