| Name | Character | Episodes |
|---|---|---|
| Franz Rudnick | Regan | 1 |
| Karl Michael Vogler | Larry Edwards | 1 |
| Heinz Schubert | Inspector Phelps | 1 |
| Eva Ingeborg Scholz | Helen Tevey | 1 |
| Sigurd Fitzek | Jefferson | 1 |
| Alexander Kerst | Tannikov | 1 |
| Walter Kohut | John Shand | 1 |
| Günther Schramm | Stewart Caxton | 1 |
| Reinhard Glemnitz | French | 1 |