Many films have been based on his screenplays , including some that are very widely known in Poland such as the series '' Sami swoi '' , '' Nie ma mocnych '' , '' Kochaj albo rzuć '' , and the television serial '' Dom '' . He has written a total of around 40 screenplays . He is the author of the film story '' Post mortem . Katyń '' , released in 2007 , which served as the basis for Andrzej Wajda ’s film '' Katyń '' about the Katyn massacre
Katyn massacre
Katyn massacre
Andrzej Mularczyk