Casting
Adelia Issa
Soprano
Vivane Farias
Soprano
Anna Maria Kieffer
Mezzo soprano
Sonia Genu
Mezzo soprano
Celine Imbert
Pre-recorded voices
Martha Herr
Pre-recorded voices
Ayrton Pinto
Electronic violin
Ricardo Rodrigues
Oboe
Michel Robin
Oboe
Débora Tabakof
Trapezes
James Lewis
Real-time image processing
Jocy de Oliveira
synthesizers