How old was Leo Slezak in Ein Walzer um den Stephansturm?

Olga TschechowaOlga Tschechowa was 38 in Ein Walzer um den Stephansturm as 'Sylvia von Polonska'.

Birthday: Mon, Apr 12 1897 –
Sun, Mar 09 1980

Gusti HuberGusti Huber was 21 in Ein Walzer um den Stephansturm as 'Angelika'.

Birthday: Mon, Jul 27 1914 –
Mon, Jul 12 1993

Wolf Albach-RettyWolf Albach-Retty was 29 in Ein Walzer um den Stephansturm as 'Dr. Hartenegg'.

Birthday: Sun, May 27 1906 –
Tue, Feb 21 1967

Leo SlezakLeo Slezak was 62 in Ein Walzer um den Stephansturm as 'Melchior'.

Birthday: Mon, Aug 18 1873 –
Sat, Jun 01 1946

Rudolf CarlRudolf Carl was 36 in Ein Walzer um den Stephansturm

Birthday: Sun, Jun 18 1899 –
Thu, Jan 15 1987

Paul HeidemannPaul Heidemann was 51 in Ein Walzer um den Stephansturm as 'Poldi von Pokwitz'.

Birthday: Tue, Oct 28 1884 –
Thu, Jun 20 1968

Hans RichterHans Richter was 16 in Ein Walzer um den Stephansturm as 'Fritz'.

Birthday: Sun, Jan 12 1919 –
Sun, Oct 05 2008

J.A. Hübler-KahlaJ.A. Hübler-Kahla was 33 in Ein Walzer um den Stephansturm as 'Director'

Birthday: Mon, Jun 23 1902 –
Tue, Apr 06 1965

Walter PieperWalter Pieper was >> in Ein Walzer um den Stephansturm as 'Writer'

Birthday: Unknown Birthday

Ernst NeubachErnst Neubach was 35 in Ein Walzer um den Stephansturm as 'Producer'

Birthday: Wed, Jan 03 1900 –
Tue, May 21 1968

Anton ProfesAnton Profes was >> in Ein Walzer um den Stephansturm as 'Music'

Birthday: Unknown Birthday

Paul RischkePaul Rischke was >> in Ein Walzer um den Stephansturm as 'Cinematography'

Birthday: Unknown Birthday

Georg MuschnerGeorg Muschner was 50 in Ein Walzer um den Stephansturm as 'Cinematography'

Birthday: Fri, Jun 12 1885 –
Mon, May 17 1971