Helma Schneider (53 episodes, 1982-1991)
Alwin Thieme (41 episodes, 1982-1991)
Edmund Kalinke (41 episodes, 1982-1991)
Katharina Wespe / Gertrud Wespe / Frau Wespe (35 episodes, 1983-1991)
Adam Lehmann (38 episodes, 1983-1991)
Dr. Herbert Brokstedt (30 episodes, 1982-1988)
Marianne Rothenbaum (29 episodes, 1988-1991)
Ingrid Schmelzer (29 episodes, 1988-1991)
Birgit Broegele (27 episodes, 1988-1991)
Gabi Neuhammer (24 episodes, 1982-1984)
Direktor Brömmelkamm (22 episodes, 1989-1991)
Wolfgang Förster (22 episodes, 1989-1991)
Renate Gerlach (15 episodes, 1982-1984)
Roswitha Koch (14 episodes, 1982-1984)
Hausmeister (20 episodes, 1988-1991)
Fritz Rohr (19 episodes, 1989-1991)
Christa Hanisch (7 episodes, 1982-1984)
Vera Krafft (18 episodes, 1989-1991)
Dr. Eberhard Scheibing (18 episodes, 1990-1991)
Johannes M. Neustein (17 episodes, 1988-1991)
Saskia Herbst (15 episodes, 1990-1991)
Gerd Semmler (12 episodes, 1982-1983)
Gottfried Watzmann (6 episodes, 1983-1984)
Susi Rohr (14 episodes, 1990-1991)
Helga Thieme (12 episodes, 1982-1991)
Alf Gosslar (7 episodes, 1982-1984)
Sebastian von Niederbach (9 episodes, 1988-1989)
Angelika Behr (9 episodes, 1988-1989)
Willi Schweiger / Wilhelm Schweiger (8 episodes, 1984)
Frau Neuhammer (6 episodes, 1982-1984)
Azubi Schmidt / Felix Schmidt (3 episodes, 1982-1984)
Markus Horlacher (8 episodes, 1984)
Martin Bohle (6 episodes, 1984)
Fanny Brokstedt (6 episodes, 1983-1988)
Rudolf Bökelmann (2 episodes, 1982-1983)
Herr Becker (7 episodes, 1988-1989)
Erich Neuhammer (5 episodes, 1982-1984)
Renate Rohr (7 episodes, 1989-1990)
Carola Brömmelkamm (7 episodes, 1989-1991)
Dr. Adalbert-Wilhelm Schmitt-Lausitz (5 episodes, 1988)
Annette Münzner (5 episodes, 1982-1983)
Ingrid Klose (2 episodes, 1982)
Ilona Kullack (4 episodes, 1984)
Frau Dolf (1 episode, 1982-1984)
Frau Mossner (1 episode, 1982-1991)
Herr Dellman (uncredited) (4 episodes, 1982-1984)
Georg Linsenmeier (3 episodes, 1984)
Siegfried Seltak (2 episodes, 1982)
Willi Brasch (2 episodes, 1982)
Leclair (2 episodes, 1982-1983)
Horst Friedrich Brokstedt (2 episodes, 1983-1984)
Herr Alfred, Portier (1 episode, 1984)
Frau Schmitt-Lausitz (2 episodes, 1988)
(2 episodes, 1988)
Portier (1 episode, 1982-1983)
Herr Stoelte (2 episodes, 1984)
(2 episodes, 1991)
Christian Lindner (1 episode, 1984)
Pete Pototsky (1 episode, 1984)
Edda Bökelmann (1 episode, 1982)
Mapren (1 episode, 1983)
Frau Seltak (1 episode, 1982)
Dr. Matsuo Inuichi (1 episode, 1983)
Hellberg (1 episode, 1984)
Feuerwehrmann (1 episode, 1984)
(1 episode, 1989)
Pfingsten vom Baureferat (1 episode, 1988)
(1 episode, 1991)
Jan Terjan (unknown episodes)
Helmut Ohlmütz (unknown episodes)
(unknown episodes)
Herr Fränkel (uncredited) (2 episodes, 1982-1983)