Michael Fitz

as Prof. Hartung

as Jens

as 'Red Egon'

as Kommisar Hattinger

(11 episodes) as Kriminalhauptkommissar Hubert Mur

(1 episode) as Kilian Brandner

(1 episode) as Self

as Kai Wieland

as Quentin Kirrin

(1 episode) as Türken-Rudi

as Kommissar Hattinger

(1 episode) as Self

as Prof. Quentin

as Peter Jahn

as Kurt

as Dr. Sepp Ochsenmeier

as Max Joseph in Bayern

as Kilian Aumeier

as Franz Amberger

as Martin Teufel

as Leo

as Martin Vogt

as Prof. Martin Schell

as Mathias Kneißl sen.

as Bernhard Stemmer

as Michael Wagner

as Brause

as Philipp Wiegand

(6 episodes) as Max Henninger

as Hartmut Henkel

as Michael Koller

(1 episode) as Self

(5 episodes) as Self

(1 episode) as Self

as Mr. Bieler

as Simon Stadler

(1 episode) as Prof.Dr. Richard

as Bert Schubert

as Rudi Loescher

(1 episode) as Heinz Huber

(1 episode) as self

(1 episode) as Edgar Müller

(1 episode) as Gerhard Sonnleitner

as Robi

(1 episode) as Harry

(1 episode) as Ben

(1 episode) as self

(1 episode) as Self

(3 episodes) as Self

(1 episode) as Herr Biermeier

(1 episode) as Zander

(1 episode) as Self

as Holger

(1 episode) as Self

(1 episode) as Johannes Czermak

(1 episode) as Dominik

(1 episode) as Self

(67 episodes) as Christoph Dengler

(1 episode) as Hans Baumann

as Herbert Feldmann

(53 episodes) as Berthold Weckerlein

(30 episodes) as Max Brunner

(1 episode) as Nikolaus Trautner

(1 episode)

(1 episode) as Self

(1 episode) as Eric

(1 episode)

(13 episodes) as Oliver

(12 episodes) as Peter Olschewski

(1 episode) as Self

(1 episode) as Self

(6 episodes) as Klaus Haller

(44 episodes) as „Chiffre“

as Christian Ernsberger

(1 episode) as Flüchtiger Bekannter

as Georg

(1 episode) as Herr Mahler

(2 episodes)

as Ralf

as Peter Schwarzenegger

(1 episode)

(10 episodes) as Franz

(1 episode) as Self

(2 episodes) as Kurt

(1 episode)

(1 episode) as Max Bender

(1 episode) as Karl Peintner

(1 episode) as Dr. Georg Perreiter

(1 episode) as Jörg Bergmann

(1 episode) as Self

(1 episode) as Arno Huber

(43 episodes) as Carlo Menzinger

(1 episode) as Fred Grimm