Trailer
34
BadGoodWatch scoreSummary
Near the end of the 19th century, Prof. John Mayer and his assistant, the scientist Dr. Isabel Reed, accidentally invent a powerful ray.
Good for
- Thought-provoking
- Adults
- Solo watch
Where to watch
Fingerprint
At a glance
Critics vs audiences
Only audience scores so far
Audiences 33GoodWatch 35
IMDb3.3
Running time
1 h 30 min
A typical length for horror movies, −5 min on the typical 95
typical 9590Half of all horror movies run 88–103 min.
Reach
Streams in 10 countries
Released
1971
April 1, 1971
55 years ago
Genres
HorrorScience FictionLanguage
Spanish
Original language
Also spoken
EnglishMade in
- Mexico
- United States
Rated
No age rating yet.
What's in it
- ViolenceStrong
- Gore, disturbing imagesModerate
- Frightening scenesModerate
- Sex, nudityMild
- Dark themesStrong
In white: what the content advisories name. Levels from the title analysis.
Viewing guide
AdultsSolo WatchThought-ProvokingNot listed for kids or family movie night.
15 of 15
Boris KarloffProf. John Mayer
Enrique GuzmánDr. Paul Rosten
Christa LinderLaura
Maura MontiDr. Isabel Reed
Yerye BeiruteThomas- TVTere ValezNancy
- GMGriselda MejíaProstitute
Sergio KleinerAlien- MFMariela FloresDeaf-mute victim
Tito NovaroGen. Nord- SVSergio VirelVillager
Nathanael LeónVillager
Carlos LeónVillager
Rosángela BalbóMartha - mayor's wife
Julián de MericheVisiting Dignitary
Directing · 3
- José Luis González de León Director
- Jack Hill Director
- Juan Ibáñez Director, Writer
Writing · 2
- Luis Enrique Vergara Writer, Producer
- Karl Schanzer Writer
Production · 1
- José Luis Cerrada Production Manager
Camera · 2
- Raúl Domínguez Director of Photography
- Austin McKinney Director of Photography
Editing · 1
- Raúl J. Casso Editor
Sound · 1
- Enrico C. Cabiati Original Music Composer
Art · 3
- José Méndez Art Direction
- Raúl Cárdenas Set Decoration
- Octavio Ocampo Art Direction
Costume & Make-Up · 3
- Vicente Tostado Costume Design
- Maria Elena Ortiz Hairstylist
- Antonio Ramírez Makeup Artist
Other crew · 1
- Enrique Gordillo Special Effects
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