Guest Stars Catrin Striebeck as Sandra Jansen Franz Hagn as Leon Franke Edin Hasanovic as Thorsten Siebert Luise Bähr as Jennifer Kaminski Minh-Khai Phan-Thi as Vu Mai-Ly Denis Lyons as Jerome Vasquez Alexander Radszun as Rolf Wankura John Keogh as John Sullivan Bastian von Bömches as Manuel Borchert Henning Peker as Homeless Man Jonathan Failla as Marc Boland Derek Meisenburg as Brennan Cassidy Rowen Bloom Sargent as Bruce Gardner (9 Years) Susann Isabell Pfaff as Mandy Gardner Alex Tondowski as Senior Engineer Robert Elsberg
