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The Magnetic Monster

5.619531h 16mNRMovieScience FictionHorror

The Office of Scientific Investigations tracks down the source of increased magnetism and radioactivity in Los Angeles, and discovers that a man-made isotope is consuming available energy from nearby mass every few hours, doubling its…

DirectorsCurt Siodmak·Herbert L. Strock
WritersCurt Siodmak·Ivan Tors
ProducerIvan Tors

Where to watch

Amazon Prime VideoAmazon Prime VideoAmazon Prime Video with AdsAmazon Prime Video with Ads
Availability shown for United Kingdom · rights vary by country

Cast · Directed by Curt Siodmak

RCRichard Carlson
Richard Carlson
Dr. Jeffrey Stewart
KDKing Donovan
King Donovan
Dr. Dan Forbes
LB
Leo Britt
Dr. Benton
JBJean Byron
Jean Byron
Connie Stewart
HEHarry Ellerbe
Harry Ellerbe
Dr. Allard
FGFrank Gerstle
Frank Gerstle
Col. Willis
JVJohn Vosper
John Vosper
Capt. Dyer
BFByron Foulger
Byron Foulger
Mr. Simon
LMLeonard Mudie
Leonard Mudie
Howard Denker
KFKathleen Freeman
Kathleen Freeman
Nelly
WBWilliam Benedict
William Benedict
Albert
JZJohn Zaremba
John Zaremba
Chief Watson

More from Richard Carlson · Lead actor

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More from King Donovan · Co-star actor

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More from Curt Siodmak · Director

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1959 · 7.7
Love Slaves of the Amazons
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1951 · 4.8
Tales of Frankenstein
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1958 · 7.3
The Devil's Messenger
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1962 · 4.7
See all fromCurt Siodmak

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65
65
2023 · 6.0

The Magnetic Monster — streaming FAQ

Which OTT platform streams The Magnetic Monster?

The Magnetic Monster is streaming on Amazon Prime Video in United Kingdom, and available to rent or buy on Amazon Video. It's not currently on Netflix.

Is The Magnetic Monster on Netflix?

No, The Magnetic Monster is not on Netflix in United Kingdom as of September 2026. It's currently on Amazon Prime Video.

Is The Magnetic Monster on Amazon Prime Video?

Yes — The Magnetic Monster is included with an Amazon Prime Video subscription in United Kingdom as of September 2026.

Where can I watch The Magnetic Monster for free?

The Magnetic Monster is available on Amazon Prime Video in United Kingdom, but you'll need an active subscription — there's no free option right now.