The film is based on real events and reveals the tragic episodes from the life of the Austrian biologist scientist-materialist Paul Kammerer (1880-1926), hunted by regressive scientists and Catholic reactionaries who committed suicide.

Professor Zange

Berta, professor's assistant

Prince Karlstein

Baron, reactionary

Russian student Filonov, professor's assistant

Pryer, typographer

Shtrombakh

Writing

Acting

Enamored old Polish woman

(uncredited)
April 11, 1928

Professor Zange

Berta, professor's assistant

Prince Karlstein

Baron, reactionary

Russian student Filonov, professor's assistant

Pryer, typographer

Shtrombakh

Writing

Acting

Enamored old Polish woman

(uncredited)

