Monstrosity poster
Where to stream

Monstrosity

3.519631h 5mNRMovieHorrorScience Fiction

A rich but unscrupulous old woman plots with a scientist to have her brain implanted in the skull of a sexy young woman.

DirectorJoseph V. Mascelli
WritersVy Russell·Sue Dwiggins
ProducersDean Dillman Jr.·Jack Pollexfen

Where to watch

Amazon Prime VideoAmazon Prime VideoAmazon Prime Video with AdsAmazon Prime Video with AdsArtiflixArtiflixAmazon Prime Video Free with AdsAmazon Prime Video Free with AdsPlexPlexAmazon MX PlayerAmazon MX Player
Availability shown for United Kingdom · rights vary by country

Cast · Directed by Joseph V. Mascelli

MEMarjorie Eaton
Marjorie Eaton
Hetty March
FGFrank Gerstle
Frank Gerstle
Dr. Otto Frank
FF
Frank Fowler
Victor
EPErika Peters
Erika Peters
Nina Rhodes
JBJudy Bamber
Judy Bamber
Beatrice "Bea" Mullins
LL
Lisa Lang
Anita Gonzalez
MF
Margie Fisco
The Walking Corpse (uncredited)
KN
Kemp Niver
Hans (uncredited)
BDBradford Dillman
Bradford Dillman
Narrator (voice; uncredited)

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Monstrosity — streaming FAQ

Which OTT platform streams Monstrosity?

Monstrosity is streaming on Amazon Prime Video, Artiflix and Amazon Prime Video Free in United Kingdom, and available to rent or buy on Amazon Video. It's not currently on Netflix.

Is Monstrosity on Netflix?

No, Monstrosity is not on Netflix in United Kingdom as of October 2026. It's currently on Amazon Prime Video and Artiflix.

Is Monstrosity on Amazon Prime Video?

Yes — Monstrosity is included with an Amazon Prime Video subscription in United Kingdom as of October 2026.

Where can I watch Monstrosity for free?

Monstrosity is available to stream free (with ads) on Artiflix and Amazon Prime Video Free in United Kingdom.