When Augusto Lambertinghi plays a reel-to-reel tape, the tape has run half-way through the playback machine, but when the shot cuts away from the playback machine and returns to it some three seconds later, the tape is already at its end and lead-out.
During one of the scenes psychologist Carla undresses nude before Luca, yet in one of the same sequence's shots she is briefly shown wearing a yellow towel.