Into the Unknown poster
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Into the Unknown

201031mPGMovieDocumentary

A look at the complex production of the Doctor Who story Underworld, with particular emphasis on the difficulties in achieving the bluescreen virtual studio sets.

DirectorEd Stradling
ProducerEd Stradling

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Into the Unknown was released on March 29, 2010 but we couldn't find it on any streaming service yet. Rights can change — try again later.

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Cast · Directed by Ed Stradling

RHRichard Heffer
Richard Heffer
Narrator
ARAnthony Read
Anthony Read
BBBob Baker
Bob Baker
DMDave Martin
Dave Martin
JN
Jonathan Newth
NT
Norman Tipton
DC
Dick Coles
MMMitch Mitchell
Mitch Mitchell
GWGraham Williams
Graham Williams
(archive footage)
NS
Norman Stewart
(archive footage)

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2019
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Into the Unknown — streaming FAQ

Which OTT platform streams Into the Unknown?

Into the Unknown isn't streaming anywhere in United Kingdom yet.

Is Into the Unknown on Netflix?

No, Into the Unknown is not on Netflix in United Kingdom as of September 2026.

Is Into the Unknown on Amazon Prime Video?

No, Into the Unknown isn't on Amazon Prime Video in United Kingdom right now.

Where can I watch Into the Unknown for free?

Into the Unknown isn't streaming in United Kingdom yet, so there's no way to watch it free at the moment.

What is the OTT release date for Into the Unknown?

Into the Unknown hasn't started streaming in United Kingdom yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around May 17, 2010. This is a prediction, not a confirmed date.