How old was Gustav Knuth in Die Physiker?

Therese GiehseTherese Giehse was 66 in Die Physiker as 'Frl. Dr. Mathilde von Zahnd - Ärztin'.

Birthday: Sun, Mar 06 1898 –
Mon, Mar 03 1975

Gustav KnuthGustav Knuth was 63 in Die Physiker as 'Herbert Georg Beutler / Isaac Newton'.

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

Kurt EhrhardtKurt Ehrhardt was 64 in Die Physiker as 'Ernst Heinrich Ernesti / Prof. Albert Einstein'.

Birthday: Fri, Feb 23 1900 –
Sun, Apr 25 1971

Wolfgang KielingWolfgang Kieling was 40 in Die Physiker as 'Johann Wilhelm Möbius'.

Birthday: Sun, Mar 16 1924 –
Mon, Oct 07 1985

Lilo BarthLilo Barth was >> in Die Physiker as 'Oberschwester Marta Boll'.

Birthday: Unknown Birthday

Siegfried LowitzSiegfried Lowitz was 50 in Die Physiker as 'Kriminalinspektor Richard Voß'.

Birthday: Tue, Sep 22 1914 –
Sun, Jun 27 1999

Rosemarie FendelRosemarie Fendel was 37 in Die Physiker as 'Frau Missionar Lina Rose, gesch. Möbius'.

Birthday: Mon, Apr 25 1927 –
Wed, Mar 13 2013

Renate SchroeterRenate Schroeter was 25 in Die Physiker as 'Schwester Monika Stettler'.

Birthday: Wed, Sep 27 1939 –
Mon, Apr 03 2017

Willy SemmelroggeWilly Semmelrogge was 41 in Die Physiker as 'Missionar Oskar Rose'.

Birthday: Thu, Mar 15 1923 –
Mon, Sep 10 1984

Fritz UmgelterFritz Umgelter was 42 in Die Physiker as 'Director'

Birthday: Fri, Aug 18 1922 –
Sat, May 09 1981

Friedrich DürrenmattFriedrich Dürrenmatt was 43 in Die Physiker as 'Author'

Birthday: Wed, Jan 05 1921 –
Fri, Dec 14 1990