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
WritersSue Dwiggins·Dean Dillman Jr.
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 AdsPlexPlex
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)

More from Marjorie Eaton · Lead actress

My Three Sons
My Three Sons
1960 · 6.6
One Step Beyond
One Step Beyond
1959 · 5.7
Alfred Hitchcock Presents
Alfred Hitchcock Presents
1955 · 7.8
The Empire Strikes Back
The Empire Strikes Back
1980 · 8.4
Mary Poppins
Mary Poppins
1964 · 7.6
Witness for the Prosecution
Witness for the Prosecution
1957 · 8.2
Then Came Bronson
Then Came Bronson
1969 · 5.2
Mr. Terrific
Mr. Terrific
1967 · 7.7
Yours, Mine and Ours
Yours, Mine and Ours
1968 · 6.9
Night Tide
Night Tide
1961 · 6.4
See all fromMarjorie Eaton

More from Frank Gerstle · Co-star actor

Perry Mason
Perry Mason
1957 · 7.7
Ironside
Ironside
1967 · 6.8
The Andy Griffith Show
The Andy Griffith Show
1960 · 7.6
Dragnet
Dragnet
1951 · 6.5
Wagon Train
Wagon Train
1957 · 6.6
Hogan's Heroes
Hogan's Heroes
1965 · 7.5
I Love Lucy
I Love Lucy
1951 · 7.9
Four Star Playhouse
Four Star Playhouse
1952 · 6.8
Alfred Hitchcock Presents
Alfred Hitchcock Presents
1955 · 7.8
Dragnet
Dragnet
1967 · 7.0
See all fromFrank Gerstle

More like this

The Man They Could Not Hang
The Man They Could Not Hang
1939 · 6.6
The Invisible Man
The Invisible Man
1933 · 7.5
The Curse of Frankenstein
The Curse of Frankenstein
1957 · 6.8
Blood of the Vampire
Blood of the Vampire
1958 · 5.8
The Black Sleep
The Black Sleep
1956 · 6.2
Island of Lost Souls
Island of Lost Souls
1932 · 6.9
The Satan Bug
The Satan Bug
1965 · 6.1
Tarantula
Tarantula
1955 · 6.5
This Island Earth
This Island Earth
1955 · 6.0
Invasion of the Body Snatchers
Invasion of the Body Snatchers
1956 · 7.5
The Body Snatcher
The Body Snatcher
1945 · 7.0
The Quatermass Xperiment
The Quatermass Xperiment
1955 · 6.5

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 September 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 September 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.