| Episode cast overview, first billed only: |
 | Thomas Rühmann | - | Dr. Roland Heilmann |
| Andrea Kathrin Loewig | - | Dr. Kathrin Globisch (credit only) |
| Bernhard Bettermann | - | Dr. Martin Stein |
| Dieter Bellmann | - | (credit only) |
| Jutta Kammann | - | Ingrid Rischke |
 | Uta Schorn | - | Barbara Grigoleit (credit only) |
| Hendrikje Fitz | - | Pia Heilmann (credit only) |
| Alexa Maria Surholt | - | Sarah Marquardt (credit only) |
| Thomas Koch | - | Dr. Philipp Brentano |
| Arzu Bazman | - | Arzu Ritter |
 | Rolf Becker | - | Otto Stein |
 | Ursula Karusseit | - | Charlotte Gauss |
| Michael Trischan | - | Hans-Peter Brenner |
| Maren Gilzer | - | Yvonne Habermann |
| Cheryl Shepard | - | Dr. Elena Eichhorn |
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