How old was Gustav Knuth in Gefährtin meines Sommers?

Gustav KnuthGustav Knuth was 41 in Gefährtin meines Sommers as 'Georg Polenz, Müller'.

Birthday: Sun, Jul 07 1901 –
Sun, Feb 01 1987

O.E. HasseO.E. Hasse was 39 in Gefährtin meines Sommers as 'Gerhard Morton, Angelikas Verlobter'.

Birthday: Sat, Jul 11 1903 –
Mon, Sep 11 1978

Wolfgang LukschyWolfgang Lukschy was 37 in Gefährtin meines Sommers as 'Jochen Binding, Manfreds Freund'.

Birthday: Thu, Oct 19 1905 –
Sun, Jul 10 1983

Margarete HaagenMargarete Haagen was 53 in Gefährtin meines Sommers as 'Fräulein Heubner, Haushälterin bei Manfred'.

Birthday: Fri, Nov 29 1889 –
Sat, Nov 19 1966

Anna DammannAnna Dammann was 30 in Gefährtin meines Sommers as 'Angelika Rink, Pianistin'.

Birthday: Wed, Sep 18 1912 –
Thu, Sep 30 1993

Josefine DoraJosefine Dora was 75 in Gefährtin meines Sommers as 'Sabine'.

Birthday: Wed, Nov 13 1867 –
Sun, May 28 1944

Hellmuth PassargeHellmuth Passarge was 48 in Gefährtin meines Sommers as 'Der Briefträger'.

Birthday: Sun, Nov 04 1894 –
Mon, Jan 01 1945

Karl DannemannKarl Dannemann was 47 in Gefährtin meines Sommers as 'Förster Heiner Barteck'.

Birthday: Sun, Mar 22 1896 –
Fri, May 04 1945

Paul HartmannPaul Hartmann was 54 in Gefährtin meines Sommers as 'Dr. Manfred Claudius'.

Birthday: Tue, Jan 08 1889 –
Thu, Jun 30 1977

Leo PeukertLeo Peukert was 57 in Gefährtin meines Sommers as 'Der Impressario'.

Birthday: Wed, Aug 26 1885 –
Thu, Jan 06 1944

Viktoria von BallaskoViktoria von Ballasko was 34 in Gefährtin meines Sommers as 'Hanna Polenz'.

Birthday: Sun, Jan 24 1909 –
Mon, May 10 1976

Claire ReigbertClaire Reigbert was 55 in Gefährtin meines Sommers as 'Hebamme'.

Birthday: Fri, Oct 07 1887 –
Sat, Jun 01 1957

Fritz Peter BuchFritz Peter Buch was 48 in Gefährtin meines Sommers as 'Director'

Birthday: Fri, Dec 21 1894 –
Fri, Nov 06 1964