Jan Koecher
Birthday: 1908-01-16
Died: 1981-05-11
Birthplace: Warszawa, Rosja (obecnie Polska)
Filmography
Character: Professor Opałko
Character: General de With
Character: Professor Trębski
Character: Professor Edward Ryszpans
Character: Stanisław Moniuszko
Character: Doktor Pulkowski ("Top Secret") (uncredited)