Otto Treßler, also Otto Tressler, (13 April 1871 – 27 April 1965) was a German-Austrian stage and film actor. He appeared in more than 40 films between 1915 and 1962. He was born in Stuttgart, Germany and died in Vienna, Austria. He was a close friend to Archduchess Maria Josepha of Austria.
Arno Lehmann (23 May 1905 – 11 May 1973) was a German ceramicist, sculptor and painter who spent most of his productive time in Austria.
Friedrich Albert Moritz Schlick (; German: [ʃlɪk] ; 14 April 1882 – 22 June 1936) was a German philosopher, physicist, and the founding father of logical positivism and the Vienna Circle.
Max Hansen (22 December 1897 – 12 November 1961), also known as 'The Little Caruso', was a Danish singer, cabaret artist, actor, and comedian.