El Secreto del Doctor Grinberg
- Година: 2022
- Земја: Spain, United States of America, Mexico, United Kingdom
- Genанр: Documentary
- Студио: Polar Star Films, Primo Content, Fosforescente
- Клучен збор: metaphysics, scientist, conscience, consciousness, unsolved mystery, brain research, neurophysiology, neuro-scientist, mysterious disappearance
- Директор: Ida Cuéllar
- Улоги: Sperry Andrews, Sam Quiñones, Toni Karam, Estusha Grinberg, Jerry Grinberg, Ruth Cerezo