Guest Stars Rolf Kanies as Stefan Tremmel Annika Ernst as Elena Lange Haley Louise Jones as Kirsten Maybach Paul Bohse as Leon Lange Yung Ngo as Dr. Lee Kwon Jesse Albert as Andreas Reiner Schöne as Prof. Dr. Stefan Jäger Merle Collet as Teresa Lange Steffen Reuber as Kommissar Nick Dong-Sik as Chang Christa Rockstroh as Frau Amos Gruschenka Stevens as Sylvia Gebert Jonas Wenz as Schlatmann Joy Maria Bai as Nihau Hartmann Jan Liem as Tasao
