My 10(date order,favourites asterisked):
The Merchant of Four Seasons
The Bitter Tears of Petra Von Kant(not to be confused with the Bitter Tea of General Yen!)
Fear Eats the Soul*
Effi Briest
Fox and his Friends
The Marriage of Maria Braun*
In a Year of 13 Moons
Berlin Alexanderplatz
Lola
Veronika Voss*
I'm not his greatest fan,i must admit,and have included a couple i'm not over-keen on.