Guest Stars Haley Louise Jones as Kirsten Maybach Annika Ernst as Elena Lange Rolf Kanies as Stefan Tremmel Paul Bohse as Leon Lange Yung Ngo as Dr. Lee Kwon Christian Hockenbrink as Dr. Niklas Rössler Hubertus Hartmann as Prof. Dr. Oliver Kohaupt Valerie Potozki as Siri Arvidsson Mohammed-Ali Behboudi as Dr. Patel Max Urlacher as Carsten Peters Janine Kunze as Britta Krause Jürgen Rißmann as Musicalproduzent Nicholas Bodeux as Fußballtrainer Tobias van Dieken as Robin Münch Mickie Krause as Himself Nadine Menz as Yvonne Josefin Bressel as Liane Peter Obermann as Produktionsleiter Hartung
