Ecologia del delitto

Claudine Auger Renata Donati

Luigi Pistilli Alberto / Albert

Claudio Camaso Simone / Simon

Anna Maria Rosati Laura

Chris Avram Franco Ventura / Frank Ventura

Leopoldo Trieste Paolo Fosatti / Paul Fosatti

Laura Betti Anna Fossati

Brigitte Skay Louise / Brunhilde

Isa Miranda Countess Federica Donati

Paola Montenero Sylvie / Denise

Nicoletta Elmi Renata and Albert's Daughter (uncredited)

Renato Cestiè Renata and Albert's Son (uncredited)