A young biophysicist, dreaming of spiritual and physical immortality, makes an experiment on himself: by radioactive irradiation he violates the genetic code, as a result of which he passes into another biological substance and becomes immeasurably more perfect than his fellows on Earth.
Donatas Banionis
Juozas Kiselius
Aleksandr Abdulov
David Mkrtchyan
Algimantas Masiulis
