Guest Stars Rudolf Kowalski as Dr. Beugel Peter Laser as Paul Zimmermann Lilly Sophie Högberg as Lotte Maybach Robert Dölle as Thorsten Bergmann Bernhard Conrad as Wim Knötgen Luna Reich as Fiona Bergmann Karina Fallenstein as Maria Rivak Rolf Bach as Philip Mathe Eugen-Daniel Krößner as Holger Bahn Isabelle Höpfner as Lena Lutz Karl Alexander Seidel as Daniel Lutz Sebastian Schmidt as Techniker