Fritz Tillmann

as Müller-Fisselstadt

as Theaterdirektor

as Hirsch

as Sir Ralph Bloomfield Bonington

as Lehmann

as Horace Vandergelder

(1 episode) as Dr. Reuter

(1 episode) as Fritz Oehme

as Kühne

as Dr. Sievers

as Von Klett

as Conte Carcasona

as Hugo Pannwitz, Sägewerkbesitzer

as Colombot

as (voice) (uncredited)

(1 episode) as Bibliotheksrat Eugen Knesebrecht

(1 episode)

as Professor Felseneck

as Konsul Armin von Prossnitz

as Kurt Nietnagel

as Dr.Birnbaum

as Hugo Zwicknagel

as Noah McKeath

as Onkel Jimmy

as Direktor Knauer

as Reginald Kinsale

as Ralph Partridge

(1 episode) as Major Squarefeet

as Christof Lauritz

as Bernhard Jablonski

(1 episode) as Herr Gabler

(13 episodes) as Richard Finke

as Jepantschin

as Herr Carré-Lamadon

as Admiral

as Müller Düker

as Nic Parnassis

as Herbert Lee

as Fürst von Bülow

as Oberbürgermeister

(1 episode) as Dr. Roylott

(1 episode) as Sir Patrick

as Traugott Stiebner

as Prosecutor

as Jakob Vierendahl

as General Beck

as Rudolf Nickel

(1 episode) as Admiral Pendragon

as Dr. Klotz

as Professor Rinnereis

as Sir George Edwards

as Stanley Carrington

as Renard

as Hans Bilder

as Dr. Krishna (voice)

(1 episode) as Chief Inspector Wyler

as Joe Bray

as Bürgermeister

as Eduard Meyer-Cleve, Industrieller

as Fuller

as Fürst Zeno

as Schuldirektor

as Dr. Stoll, Verteidiger

as Petersen

as Alexander Engelmann

as General von Felseneck

as Augustus

as George Dalton

as Kriminalrat Born

as Der General

as Monsieur de...

as Arnold Steif, Bürgermeister

as Campbell

as Richard von Loer

as Baldur von Dieringen

as Dr. Schilling

as Zeitungsdirektor

as Kapitän Stassi

as Hauptmann Knöpfer

as Hans Bast

as Inspektor Steen

as Dr. Pohlhammer

as Andreas Bergmann

as Selby Clive

(1 episode)

as Count Rantzau

as Dr. Jacobs

as Jan Dirksen

as Bruce Lovell

(2 episodes) as Self

as Herr Ballard

as Leo Seduc

as Baron von Pleskau

as Hauptmann Lüdemann

as General Henning von Tresckow

as William Sunlet

as Dr. Peter

as Dr. Hans Scholz

as Fritz Rottmann