| Jan Josef Liefers (Alexander von Humboldt) |
| Monika Lennartz (Marie-Elisabeth von Humboldt) |
| Götz Schubert (Wilhelm von Humboldt) |
| Katrin Martin (Caroline von Humboldt) |
| Olivier Pascalin (Aimé Bonpland) |
| Peter Mohrdieck (Carl Ludwig Willdenow) |
| Hans-Uwe Bauer (Georg Foster) |
| Sven Martinek (Reinhard von Haeften) |
| Carl-Martin Spengler (Johann Christian Kunth) |
| Luis Miguel Campos (Carlos Montúfar) |
| Herbert Sand (Jean-Pierre Blanchard) |
| Claudia Michelsen (Madame Hertz) |
| Florian Martens (Le Dr. Hertz) |
| Stefan Rehberg (M. Spörl) |
| Kathrin Waligura (Mme Spörl) |
| Pedro Sisa (Pacho) |
| Gundula Köster |
| Klaus Pönitz |
| Marlies Ludwig |
| Pedro Torres |
| Fortunato Hipo |
| Augusto Sacoto |
| Toty Rodríguez |
| Margit Bendokat |
| Helmut Straßburger |
| Maria Silveria |
| Raul Guarderas |
| Renato Ortega |
| Günter Agde |
| Wieland Becker |
| Santiago Castro |
| José Donoco |
| Christoph Engel |
| Jacob Michael Fries |
| Sebastian Füllner |
| Detlef Gieß |
| Juan Guamán |
| Michael Hanisch |
| Siegrid Heinrich |
| Heike Herrmann |
| Gerhard Hähndel |
| Holger Hövel |
| Gérard Jourde |
| Gertraud Kreissig |
| Hans Ulrich Laufer |
| Alfonso Leon |
| Sabine Leuschner |
| Dieter Memel |
| Jorge Minarcaja |
| Mónica Molina |
| Hector Napolitano |
| Günter Netzeband |
| Moutlak Osman |
| Gonzalo Ponce |
| Javier Ponce |
| Dieter Pose |
| Rosemarie Rehahn |
| Erika Richter |
| Hans-Joachim Rother |
| Hannes Schmidt |
| Björn Schweiger |
| Jana Simon |
| Damián Sisa |
| Swetlana Skorochodowa |
| Klaus Stahnke |
| Mona Stein |
| Alfred Struwe |
| Regine Sylvester |
| Gabriele Troya |
| Maria José Troya |
| Erik Veldre |
| Jorge Vivanco |
| Jutta Voigt |
| Margit Voss |
| Jürgen Watzke |
| Axel Werner |
| Alexander Winkler |
| Rudolf Woschiek |