| Name | Character | Episodes |
|---|---|---|
| Stacy Keach | Jean-Marie Bosco | 13 |
| Moritz Bleibtreu | Klaus Winkelmann | 13 |
| Dustin Nguyễn | Marc Wiessner | 13 |
| Uwe Ochsenknecht | Joe Feddersen | 13 |
| Ulrike Kriener | Helga Sanders | 13 |
| Herbert Knaup | Francis Miller | 4 |
| Anne Kasprik | Dorothea Voght | 3 |
| Danny Dayton | Detective Philipps | 1 |
| Monica Bleibtreu | Ruby | 1 |
| Juraj Kukura | Mitja Michailev | 1 |
| Barry Shabaka Henley | Sam Otero | 1 |
| Walter Sittler | Frederick Reimers | 1 |
| Christian Redl | Paul Zwingler | 1 |
| Cal Bartlett | Julian Farland | 1 |
| Udo Kier | Kapitän Schmidt | 1 |
| Hans Peter Hallwachs | Jan Friedrichs | 1 |
| Ernst Stötzner | Anatol Ludluff | 1 |
| Brigitte Janner | Jane Klotz | 1 |
| Wilfried Dziallas | Pastor Peitz | 1 |
| Samuel Finzi | Serge Bosco | 1 |
| Ely Pouget | Lorraine Farland | 1 |
| Matthias Fuchs | Reeder Jantzen | 1 |
| Rolf Peter Kahl | Lutz Leiter | 1 |
| Dietrich Adam | Dr. Roger Venlo | 1 |
| Hans Martin Stier | Gerd Meinert | 1 |
| Ulrike Grote | Herta Heine | 1 |
| Sophie Schütt | Jeannie | 1 |
| Margaret Avery | Glenda Otero | 1 |
| Pamela Dunlap | Francis McGuire | 1 |
| Christian Doermer | Sashi Brodt | 1 |
| Nina Franoszek | Eva Hamilton | 1 |
| Jürgen Schornagel | Jochen Knack | 1 |
| Emilio De Marchi | Wolfgang Fester | 1 |
| Jürgen Tarrach | Pit Beyer | 1 |
| Johannes Silberschneider | Paul Heine | 1 |
| Peter Fitz | Franzen | 1 |
| Bernd Stegemann | Deichmann | 1 |
| Jochen Kolenda | Bobby Eckhardt | 1 |