Guest Stars Haley Louise Jones as Kirsten Maybach Rolf Kanies as Stefan Tremmel Annika Ernst as Elena Lange Paul Bohse as Leon Lange Yung Ngo as Dr. Lee Kwon Jesse Albert as Andreas Guido Broscheit as Prof. Christian Berkenbusch Penelope Frego as Giulia Casiraghi Nicole Alice Sienkiewicz as Veganerin Jochen Stern as Josef Wenger Maya Bothe as Carola Wenger Martin Aselmann as Peter Wenger
