| Episode cast overview, first billed only: |
 | Anton Zeilinger | - | Himself - Experimentalphysiker (as Prof. Dr. Dr.h.c. Anton Zeilinger) |
 | Sepp Holzer | - | Himself - Landwirt, Permakultur |
 | Gerald Hüther | - | Himself - Hirnforscher (as Prof. Dr. Gerald Hüther) |
 | Rupert Sheldrake | - | Himself - Biologe (as Prof. Dr. Rupert Sheldrake) |
 | Boris Grundl | - | Himself - Inhaber der Grundl Leadership Akademie |
 | Pär Ahlbom | - | Himself - Lehrer und Musiker, Järna, Schweden |
 | Götz W. Werner | - | Himself - Gründer und Gesellschafter, dm-Drogeriemärkte (as Götz Werner) |
 | Igor Sacharow-Ross | - | Himself - Künstler (as Prof. Igor Sacharow-Ross) |
 | Naupany Puma | - | Himself - Sonnenpriester der Inka |
 | Annette Kaiser | - | Herself - Autorin und Seminarleiterin |
 | Jetsunma Tenzin Palmo | - | Herself - Buddhistische Nonne und Lehrerin |
 | Paul Ferrini | - | Himself - Schriftsteller |
 | Hans-Peter Dürr | - | Himself - Quantenphysiker (as Prof. Dr. Dr.h.c. Hans-Peter Dürr) |
 | Gila Antara | - | Herself - Sängerin und Liedermacherin |
 | Willigis Jäger | - | Himself - Benediktinerpater und Zen-Meister |