![Biology and Tennis Poster of Biology and Tennis](http://es.actoragecheck.com/lost-image.jpg)
Cast
![Karl-Maria Schley Portrait of Karl-Maria Schley](http://es.actoragecheck.com/lost-image.jpg)
Birthday: Wed, Dec 09 1908 –
Tue, Mar 11 1980
Tue, Mar 11 1980
![Franz Schafheitlin Portrait of Franz Schafheitlin](http://es.actoragecheck.com/image/L3dhQm5DamhYM003M3BLYUtESkZSeU03d0tLTi5qcGcAACh231.jpg)
Birthday: Fri, Aug 09 1895 –
Wed, Feb 06 1980
Wed, Feb 06 1980
![Alexander Kerst Portrait of Alexander Kerst](http://es.actoragecheck.com/image/L2JZcTJKSTV1U3FYd2N3ako0Nk1nbFRYSmRkcC5qcGcAACh231.jpg)
Birthday: Sat, Feb 23 1924 –
Thu, Dec 09 2010
Thu, Dec 09 2010
![Hans Elwenspoek Portrait of Hans Elwenspoek](http://es.actoragecheck.com/lost-image.jpg)
Birthday: Fri, Jul 08 1910 –
Fri, Jan 13 1989
Fri, Jan 13 1989
Crew
![Michael Kehlmann Portrait of Michael Kehlmann](http://es.actoragecheck.com/image/L2REM1ZCTWRpaUw3d0licGdiRDRPeUhmekcyeC5qcGcAACh231.jpg)
Birthday: Wed, Sep 21 1927 –
Thu, Dec 01 2005
Thu, Dec 01 2005