Nikola Vollendorf / Self (111 episodes, 1997-2005)
Dr. Robert Schmidt / Self (111 episodes, 1997-2005)
Tim Schenk / Tim / Self / Tim Schulz (109 episodes, 1997-2005)
Dr. Charlotte Borstel / Self (94 episodes, 1997-2005)
Stephanie Vollendorf / Self (94 episodes, 1997-2005)
Peter Vollendorf / Self (93 episodes, 1997-2005)
Dr. Frank Brummel / Dr. Brummel / Self (90 episodes, 1997-2005)
Dr. Thomas Pfund / Dr. Pfund / Self (89 episodes, 1997-2005)
Elke Pflüger / Self (29 episodes, 1997-2001)
Schwester Sylke (22 episodes, 2002-2005)
Schwester Ela (19 episodes, 2002-2005)
Frau Springer (19 episodes, 2001-2005)
Schwester Simone (16 episodes, 2002-2005)
Erik Berg / Erik / Self (14 episodes, 2000-2005)
Dr. Olivia Steiner (7 episodes, 2002-2005)
Frau Dübel (5 episodes, 1997-2001)
Martin Steiner (4 episodes, 2002-2005)
(4 episodes, 1999)
Frau Schmidt / Yvonne von Starnow (3 episodes, 1997-2005)
Thomas Tewes (3 episodes, 1998-2005)
Pfleger (3 episodes, 2002)
Gabi (3 episodes, 1998-2005)
Dr. Bender (2 episodes, 2003)
Hermann Wiedemann (2 episodes, 2004)
Herr Koch / Patient Bleichert (2 episodes, 1997-2004)
Schwester Marion (2 episodes, 2003-2004)
Dr. Holtz (2 episodes, 2004)
Dieter (2 episodes, 1997-2005)
Herr Kemper / Patient (2 episodes, 1997)
Ober (2 episodes, 1997-2005)
Frank / Mann (2 episodes, 2004-2005)
Dr. Hauser (2 episodes, 1997-2001)
Eva / Eva Wiedemann (2 episodes, 2004)
Joschka (2 episodes, 2003-2004)
Dr. Kirchhoff (2 episodes, 2004-2005)
Tobi (2 episodes, 2004)
Herr Oschatz / Peter Wingert (2 episodes, 1997-2005)
Michael (2 episodes, 1997-2002)
Patient (1 episode, 1997-2002)
Direktor Walter (1 episode, 1998-1999)
(2 episodes, 1999)
(2 episodes, 2000-2002)
Martina (2 episodes, 2004-2005)
Heike Drechsler (1 episode, 2002)
Herr Seibel (1 episode, 2004)
Chris Hartmann (1 episode, 2005)
Ann-Kathrin (1 episode, 1997)
Bärbel (1 episode, 1997)
Dr. Graf (1 episode, 1997)
Simone Baumann (1 episode, 1997)
Werner Schenk (1 episode, 1997)
Hagen Krause (1 episode, 1998-2001)
Angela Neumann (1 episode, 2002)
Patient Diehl (1 episode, 2003)
Frau Behrens (1 episode, 2004)
Antiquar Glas (1 episode, 2004)
Frau Tieck (1 episode, 2005)
Bea (1 episode, 2005)
Ludwig Strauss (1 episode, 2005)
Andy (1 episode, 1997)
(1 episode, 1997-2001)
Francesca / Frank (1 episode, 1997)
Katrin Schatten (1 episode, 1998)
Kathrin (1 episode, 2003)
Karla Holtz (1 episode, 2004)
Kellner Ottmar (1 episode, 2004)
Lucia Schmidt (1 episode, 2004)
Tanzlehrer Ockerblom (1 episode, 2004)
Angelika Ostermann (1 episode, 2004)
Frau Stollmann (1 episode, 2004)
Dr. Dr. Zobel (1 episode, 2005)
Natasha (1 episode, 2005)
(1 episode, 1998)
Rolf (1 episode, 2003)
Dr. Hildebrand (1 episode, 2004)
Dr. Getz (1 episode, 2004)
Jojo (1 episode, 2004)
Herr Braun (1 episode, 2004)
Dr. Herbst (1 episode, 2004)
Schreimann (1 episode, 2004)
Mehmet Gündogdu (1 episode, 2005)
Richard Grönlechner (1 episode, 2005)
Herr Lauke (1 episode, 1997)
(1 episode, 1997)
Frau Nagel (1 episode, 1997)
Schwester Uschi (1 episode, 2002)
Brigitte (1 episode, 2003)
Patient Gingsen (1 episode, 2004)
Kalle (1 episode, 2004)
Schwester Sabine (1 episode, 2004)
Ralf (1 episode, 2004)
Patient Becker (1 episode, 2004)
Kellner Bruno (1 episode, 2004)
Köster (1 episode, 2004)
Nadine (1 episode, 2004)
Dr. Balthasar (1 episode, 2005)
(1 episode, 2005)
Patient Spiegel (1 episode, 2005)
Anwalt Honig (1 episode, 1997)
Frau Draeger (1 episode, 1997)
Pfleger Eriksen (1 episode, 1997)
Junge im Rollstuhl (1 episode, 1997)
Herr Havelt (1 episode, 1997)
Frau Bauer (1 episode, 1997)
Kassiererin Mechthild (1 episode, 2002)
Fotograf (1 episode, 2002)
Schwester Steffi (1 episode, 2004)
Ulli (1 episode, 2004)
Kellner Albrecht (1 episode, 2004)
Stephan (1 episode, 2004)
Patientin Schlüter (1 episode, 2004)
Marcel (1 episode, 2004)
André (1 episode, 2004)
Susi (1 episode, 2004)
Patient Schorr (1 episode, 2004)
Nadja (1 episode, 2005)
Asa (1 episode, 2005)
Schwester Regina (1 episode, 1997)
Schwester Lücky (1 episode, 1997)
Frau Wischolek (1 episode, 1997)
Gabi (1 episode, 1997)
Operierter Junge (1 episode, 1997)
Frau Özcan (1 episode, 1997)
Blumenbote (1 episode, 2002)
Lennard (1 episode, 2002)
Mirko (1 episode, 2002)
Thomas (1 episode, 2004)
Botschafter von Bulan (1 episode, 2004)
Rosenverkäufer (1 episode, 2004)
Bernie (1 episode, 2004)
Ramona (1 episode, 2005)
Frau Weiss (1 episode, 1997)
Herr Özcan (1 episode, 1997)
Tanja (1 episode, 1997)
Prof. Dr. Gerber (1 episode, 1997)
Sabrina (1 episode, 1997)
Heikes Agent (1 episode, 2002)
Patient (1 episode, 2004)
Alexia (1 episode, 2004)
Gast (1 episode, 2004)
Gerbers Frau (1 episode, 1997)
Patientin im Rollstuhl (1 episode, 1997)
Lukas (1 episode, 2004)
Salvatore (1 episode, 2005)
Carsten (1 episode, 2002)
Günni (1 episode, 2004)
Schwester Eva (1 episode, 2005)
Berrtram (1 episode, 2002)
Wirt Pauke (1 episode, 2005)
Besucher (1 episode, 2005)
Frau (1 episode, 2005)
Addi (1 episode, 2002)
Pfarrerin Rottländer (1 episode, 2005)
Mann (1 episode, 2005)
Pfarrer Bohnel (1 episode, 2005)
Schwester Peppi (1 episode, 2005)
Gärtner (1 episode, 2005)
(1 episode, 1998-2001)
Prof. F.J. Hausmann (1 episode, 1998-2001)
Timo (1 episode, 1998)
(1 episode, 1999)
(1 episode, 1999-2001)
Gast im Restaurant (1 episode, 1999)
(1 episode, 2000)
Melanie (1 episode, 2000)
Bote (1 episode, 2000)
(1 episode, 2001)
Pizzalieferant Ranjid (1 episode, 2001)
Party Guest (1 episode, 2001)
(1 episode, 2002)
Dr. Müller (1 episode, 2002)
Lieferant (1 episode, 2002)
Georg Schmidt (1 episode, 2002)
Toni (1 episode, 2002)
(1 episode, 2003)
Frau Berger (1 episode, 2003)
Klaus Höfer (1 episode, 2003)
Polizist Block (1 episode, 2004)
(1 episode, 2004)
Meister Eder (1 episode, 2004)
Pfarrer Soest (1 episode, 2004)
Handwerker Jochen (1 episode, 2004)
Tom (1 episode, 2004)
Patient Scheiwe (1 episode, 2004)
Frisch gebackener Vater im Hotel Petersberg (1 episode, 2005)
Frau Stahl (1 episode, 2005)
Frank (1 episode, 2005)
Herr Löres (1 episode, 2005)
Herr Stahl (1 episode, 2005)
Johannes (1 episode, 2005)
Frau Beier (1 episode, 2005)
Frau Ahrendt (uncredited) (1 episode, 1997)
Kathi (uncredited) (1 episode, 1997)
Dr. Ostmann (uncredited) (1 episode, 1997)
Self (uncredited) (1 episode, 2001)
Arzthelferin Pam (uncredited) (1 episode, 2005)