Sanctum poster
Where to stream

Sanctum

6.120111h 48m15MovieActionThriller

Master diver Frank McGuire has explored the South Pacific's Esa-ala Caves for months. But when his exit is cut off in a flash flood, Frank's team—including 17-year-old son Josh and financier Carl Hurley are forced to radically alter…

DirectorAlister Grierson
WritersAndrew Wight·John Garvin
ProducersMichael Finley·Andrew Wight

Where to watch

Availability shown for United Kingdom · rights vary by country

Cast · Directed by Alister Grierson

RRRichard Roxburgh
Richard Roxburgh
Frank
IGIoan Gruffudd
Ioan Gruffudd
Carl
RWRhys Wakefield
Rhys Wakefield
Josh
APAlice Parkinson
Alice Parkinson
Victoria
DWDan Wyllie
Dan Wyllie
Crazy George
CBChristopher James Baker
Christopher James Baker
J.D.
NDNicole Downes
Nicole Downes
Liz
ACAllison Cratchley
Allison Cratchley
Judes
CCCramer Cain
Cramer Cain
Luko
AHAndrew Hansen
Andrew Hansen
Dex
JGJohn Garvin
John Garvin
Jim Sergeant
SDSean Dennehy
Sean Dennehy
Chopper Pilot

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More from Ioan Gruffudd · Co-star actor

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More from Alister Grierson · Director

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Sanctum — streaming FAQ

Which OTT platform streams Sanctum?

Sanctum isn't on any subscription service in United Kingdom right now, but you can rent or buy it on Apple TV Store, Rakuten TV and Amazon Video. It's not on Netflix.

Is Sanctum on Netflix?

No, Sanctum is not on Netflix in United Kingdom as of October 2026. You can rent or buy it on Apple TV Store and Rakuten TV.

Is Sanctum on Amazon Prime Video?

Sanctum isn't included with a Prime Video subscription in United Kingdom, but you can rent or buy it on Amazon Video.

Where can I watch Sanctum for free?

Sanctum isn't available free in United Kingdom; you can only rent or buy it on Apple TV Store and Rakuten TV.

Is Sanctum based on a true story?

Yes — Sanctum is based on true events, dramatising real people and events (some details may be fictionalised for the screen).