El círculo: Reparto
Matthias Hungerbühler
Ernst Ostertag
Sven Schelker
Röbi Rapp
Babett Arens
Romy Sieber
Aaron Hitz
Teacher Willi Öttli
Martin Hug
Commissioner Baumgartner
Peter Jecklin
Principal Dr. Max Sieber
Ueli Jäggi
Martin Ostertag
Sebastian Ledesma
Rinaldi - Italian Rent-Boy
Marie Leuenberger
Miss Gabi Gerster
Matthias Meier
Jean-Martin
Markus Merz
Commissioner Stamm
Antoine Monot Jr.
Gian
Ruth Schwegler
Salome Ostertag
Maja Stolle
Sue the Barmaid
Marianne Sägebrecht
Erika Rapp
Anatole Taubman
Felix Schupp
Stefan Witschi
Rolf
Röbi Rapp
Himself
Ernst Ostertag
Self
Claudio Schenardi
Fredi
Ingo Ospelt
Emil Lutz
Harriet Hasse
Miss Tobler
Kenneth Huber
Waitress
Christoph Keller
Rent Boy
Stefano Wenk
Barber Andre
Philippe Nauer
Teacher Meierbans
Catherine Wetzstein
Christine Ostertag
Walter Küng
School Inspector