El Secreto del Doctor Grinberg
- वर्ष: 2022
- देश: Spain, United States of America, Mexico, United Kingdom
- शैली: Documentary
- स्टुडिओ: Polar Star Films, Primo Content, Fosforescente
- कीवर्ड: metaphysics, scientist, conscience, consciousness, unsolved mystery, brain research, neurophysiology, neuro-scientist, mysterious disappearance
- संचालक: Ida Cuéllar
- कास्ट: Sperry Andrews, Sam Quiñones, Toni Karam, Estusha Grinberg, Jerry Grinberg, Ruth Cerezo