How old was Franz Hofer in Kammermusik?

Alice HechyAlice Hechy was 21 in Kammermusik as 'Helga Laehr, young'.

Birthday: Fri, Jul 21 1893 –
Sat, May 26 1973

Frida RichardFrida Richard was 41 in Kammermusik as 'Helga Laehr, old'.

Birthday: Sat, Nov 01 1873 –
Thu, Sep 12 1946

Friedrich ForbergFriedrich Forberg was >> in Kammermusik as 'Helmut Laehr'.

Birthday: Unknown Birthday

Dorrit WeixlerDorrit Weixler was 22 in Kammermusik as 'Marion'.

Birthday: Sun, Mar 27 1892 –
Thu, Nov 30 1916

Otz TollenOtz Tollen was 32 in Kammermusik

Birthday: Sun, Apr 09 1882 –
Mon, Jul 19 1965

Franz HoferFranz Hofer was >> in Kammermusik as 'Director, Writer'

Birthday: Unknown Birthday –
Sat, May 05 1945