The Invisible Ray poster
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The Invisible Ray

6.419361h 19mMovieScience FictionHorrorThriller

Dr. Janos Rukh discovers a certain type of radium that has almost magical healing properties. But the element has a dangerous side, too, and it has already started affecting Rukh. Consumed by paranoia, he begins to suspect that his wife is…

DirectorLambert Hillyer
WritersJohn Colton·Douglas Hodges
ProducersEdmund Grainger·Fred S. Meyer

Where to watch

Not available in United Kingdom
Streaming in 1 other country

The Invisible Ray isn't on any streaming service in United Kingdom right now, but it's available in United States. Streaming rights are licensed per country.

Cast · Directed by Lambert Hillyer

BKBoris Karloff
Boris Karloff
Dr. Janos Rukh
BLBela Lugosi
Bela Lugosi
Dr. Felix Benet
FLFrank Lawton
Frank Lawton
Ronald Drake
FDFrances Drake
Frances Drake
Diana Rukh
VCViolet Kemble Cooper
Violet Kemble Cooper
Mother Rukh
BBBeulah Bondi
Beulah Bondi
Lady Arabella Stevens
WKWalter Kingsford
Walter Kingsford
Sir Francis Stevens
PWPaul Weigel
Paul Weigel
Monsieur Noyer
FRFrank Reicher
Frank Reicher
Professor Meiklejohn
GRGeorges Renavent
Georges Renavent
Chief of the Surete
MBMay Beatty
May Beatty
Mme. LeGrand (uncredited)
PMPaul McAllister
Paul McAllister
Papa LaCosta (uncredited)

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The Invisible Ray — streaming FAQ

Which OTT platform streams The Invisible Ray?

The Invisible Ray isn't on any streaming service in United Kingdom yet, but it's available in United States. Streaming rights differ by country — switch your country in the header to see where.

Is The Invisible Ray on Netflix?

No, The Invisible Ray is not on Netflix in United Kingdom as of September 2026.

Is The Invisible Ray on Amazon Prime Video?

No, The Invisible Ray isn't on Amazon Prime Video in United Kingdom right now.

Where can I watch The Invisible Ray for free?

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