Vorsitzender Richter Dr. Heribert Koch
Adam Hermann / ... (2 episodes, 2008-2010)
Bodo Kellermann / ... (4 episodes, 1996-2009)
Georg Schuetze / ... (3 episodes, 1982-1993)
Axel Richarz / ... (3 episodes, 1982-1996)
(segment "Die Partygänger")
Bernhard Kurz / ... (9 episodes, 1978-1997)
Untersuchungsrichter Galpin
Abel / ... (9 episodes, 1977-1994)
Erich Weißmann / ... (4 episodes, 1969-1974)
Robert Musgrave (1 episode, 1970)
Fabian Mertens / Fabius Mertensius
Sous-Lieutenant D'Estouilly
Prof. William Stewart Halsted