The story of doctor Santiago Ramón y Cajal, who adapting Golgi's silver staining method enabled the visualization of the real structure of the central nervous system, based on individual cells, the neurons. For which both were bestowed the Nobel prize in 1906.
Santiago Ramón y Cajal
Old woman on train
Professor Casas
Silvería
Antonio Rivas
Mother
Don Justo
Santiago (young)
Pedro (young)
Enriqueta
Tomás
Animal seller
Photographer
Priest
Farmer
Shoe salesman
Pedro (adult)
Orderly
Pet shop assistant
Cholera patient
Scientist
Committee Member 1
Committee Member 2
Dr Ferrán
Cholera patient's husband
Showman
Butler
Professor Skelliger
Congress Employee
(uncredited)
(uncredited)