Max Tidof

as Walden Fitzgerald

as Julius Greiner (1 episode)

as Self

as Leopold Sasse

as Emperor

as Ramon Delgado

as Ernesto

as Self (1 episode)

as Robin Spector

as Ignaz

as Rauch

as Johann Kessler (1 episode)

as Max Burghardt

as Prof. Guttmann

as Baron Friedrich von Lien

as Manfred Borchert (1 episode)

as Städter

as Max

as Flynn

as Christoph

as Antonio 'Toni' Viccini (2 episodes)

as Friedrich Adrian (4 episodes)

as Fehrer

as Pfarrer