• Co production and residency of the creation: Les Arts à la Rencontre du Cirque – Nexon, in the context of the Festival La Route du Cirque
• Residences during the creation, with the support of: The Académie Fratellini - Saint-Denis, Paris The Espace Catastrophe – Brussels The Théâtre la Coupole – Saint-Louis, France, with the help of Réseau pour les Arts du Cirque / Les Migrateurs, Strassbourg
• Tr’espace has obtained the sponsorship of the Conseil Régional d’Ile de France for the creation of Le Cercle, in the context of the international competition Jeunes Talents Cirque 2004

Concept: Petronella von Zerboni Roman Müller
Artists: Petronella von Zerboni Roman Müller
Musician: Mischa Blau
Artistical assistance: Jack Souvant Isabelle Rivoal
Musical composition: Mischa Blau
Light design: Laurent Béal
Costumes: Urs Steiner
Acrobatic assistance: Christian Malgoires
Graphics: Philippe Deutsch
Tourmanagement : Ute Classen
Photo : Philippe Deutsch Agnes Lebeaupin Philippe Laurencon