Margherita Buy (shown below, also in this year's Discovery at Dawn) is one of those "mystery guests" that drive hotels, restaurants and retailers crazy by pretending to be a regular customer but then checking and rating everything from the cleanliness of the room (and staff) to, well, you'll find out quickly, as Ms Tognazzi, shown at right, opens her film with a terrific little segment on some of the things to look for in grading your typical five-star hotel.
Fabrizia Sacchi and GianMarcoTognazzi, shown respectively, left and right, above), and their kids (below, whom Irene babysits now and then and actually takes on one of her "rating" trips, at which the kids prove pretty good!) keep her occupied but, as sis points out, it's often as though Irene is not really there.
Stefano Accorsi (below, with whom Ms Buy starred some dozen years ago in Ignorant Fairies),
Alessia Barela, below) who seems more than merely a one-night-stand, and so Irene squeezes herself into this relationship, as well -- all the while traveling and grading and doing it in first-class fashion.
Lesley Manville (above, right, and below, left).
Jason Bourne, a bunch of different identities, passports and credit cards in order to do her job properly.)