| Episode cast overview: |
 | Hans-Peter Dürr | - | Himself - Quantenphysiker (as Prof. Dr. Dr.h.c. Hans-Peter Dürr) |
 | Gerd Gigerenzer | - | Himself - Direktor Max-Planck-Institut für Bildungsforschung (as Prof. Dr. Gerd Gigerenzer) |
 | Ernst Pöppel | - | Himself - Hirnforscher (as Prof. Dr. Ernst Pöppel) |
 | Götz W. Werner | - | Himself - Gründer und Gesellschafter, dm-Drogeriemärkte (as Götz Werner) |
 | Rupert Sheldrake | - | Himself - Biologe (as Prof. Dr. Rupert Sheldrake) |
 | Regina Obermayr-Breitfuß | - | Herself - Psychologin (as Dr. Regina Obermayr-Breitfuß) |
 | Alev Kowalzik | - | Herself - Musikerin und Musiktherapeutin |
 | Siegfried Mauser | - | Himself - Präsident der Musikhochschule München (as Prof. Dr. Siegfried Mauser) |
 | Anselm Grün | - | Himself - Benediktinerpater und Autor (as Dr. Anselm Grün) |
 | Willigis Jäger | - | Himself - Benediktinerpater und Zen-Meister |
 | Gerd Binnig | - | Himself - Physiknobelpreisträger (as Prof. Dr. Gerd Binnig) |
 | Gerald Hüther | - | Himself - Hirnforscher (as Prof. Dr. Gerald Hüther) |
 | Naupany Puma | - | Himself - Sonnenpriester der Inka |
 | Carsten Fabian | - | Narrator (voice) |
 | Hans-Jürgen Stockerl | - | Narrator (voice) (as Hans Jürgen Stockerl) |