Heinz Drache

as Graf Alexander von Wildberg-Reutlingen

(5 episodes) as Prof. Johannes Domberg

as Inspecteur Valblanc

(1 episode) as Richard Unger

(1 episode) as Walter Preus

as Charles Duncan

(1 episode) as Martin Dorp

(2 episodes) as Hauptkommissar Hans Georg Bülow

(2 episodes) as Hans Georg Bülow

(1 episode) as Hauptkommissar Bülow

(1 episode) as Kriminalhauptkommisar Hans Georg Bülow

as Humphrey Connery

as Christian Maske

as Jan van Heerden

as Staatsanwalt Hoffmann

as Finn

as Hauptmann

as Franz Baumer

as Carl

(1 episode) as Kommissar Krapp

as Inspector James W. Wesby

as Janny von Koltze

as Pierre Gilbert

as James W. Wesby

as Anthony Nash

as Nelson Ryan

as Pater Mark Ahern

(4 episodes) as Kollin

as Inspektor Bill Elford

as Frank Tanner

as Richard Paddberg

as Inspector Dick Martin

(6 episodes) as Kriminalinspektor Harry Yates

as Jonval

as Michael

as Earl Pfeiffer

as Michael Brixan

as Dr. jur. Kurt Wegener

as Andreas Wegner

as Herbert von Pohl

as Tony Wendice

as Wolf Siebert

as Bob Schneider

as Heinz Sanders

as Martin Carew

as Paul Lohmann

as Klaus Jäger

as Riccaut de la Marlinière

as Jim Newman

as Matteo

as Herbert Stone

as Manchester Monaghan

as Tallien

as Robert Guiscard

as Peter Martens

as Bob