In Good Bye Lenin ! , Nico Ledermüller interprets Alex Kerner .
In a prologue , Alex Kerner ( Daniel Brühl ) recalls as a child in 1978 how proud he was along with his countrymen when the first German to enter space , Sigmund Jähn , came from East Germany ( the GDR ) .The remainder of the film is set in East Berlin , s
Good Bye, Lenin!