Lucas Gregorowicz

as Donald Ralston

as Caleb Hale

(2 episodes) as Roman Berg

(8 episodes) as Stanislaw Zajak

as Caleb Hale

as Frank

(4 episodes) as Eric Becker

as Ulli Lommel

as Oliver Froeling

as Jan

as Kaminski

(1 episode) as Heinrich

(12 episodes) as Charles Turek

as Martin Schwartz

as Stefan

as Stefan

as Mirko Talhammer

(20 episodes) as Bertram Selig

(1 episode)

as Graf Aymer

as Prof. Abegg

as Henning Mahler

(8 episodes) as Dr. Adam Schmidt

(1 episode) as Self

(2 episodes) as Aymer

(2 episodes) as Jerzy

as Leo Weissbecker

(4 episodes) as Captain Richard Rowntree

as Max von Schönberg-Salchow

as Markus Spreng

as Paul

as Lutz

(2 episodes) as Anton Robak

as Tonton

as Christoph

(2 episodes) as Lutz Baumann

(2 episodes) as Geffken

as Edgar

as Danus Muirfield

as David

(1 episode) as Michael Bergmann

(1 episode) as Eddy Lehr

(1 episode) as Oliver Schach

as Graf Ferencz Ulmendorff

as Stefan

as Anton Degenhardt

(1 episode) as Frank Hertzog

(1 episode) as Olaf Kaminski

as Ferencz Tamasy

as Rolf

as Robert Schwettger

(41 episodes) as Jona

as Leo

as Protokollant

as Stefan

as Paul Ackermann

as Plischka

as Ben

(1 episode) as Self

as Hajo

as Stefan

as Marius

(1 episode) as Niko

(1 episode) as Gorki Nowak

(1 episode) as Self

(1 episode) as Mario

(1 episode) as Teilchen Hammer

(1 episode)

(1 episode) as Self

(1 episode) as KHK Adam Raczek

(2 episodes) as Kriminalkommissar Adam Raczek

(4 episodes) as Kriminalhauptkommissar Adam Raczek

(4 episodes) as Adam Raczek

(1 episode) as Maximilian Merklinger

(1 episode) as Marek Kowalski