Cast
- Eraldo Turra as Cris (as Gemelli Ruggeri)
- Luciano Manzalini as Ivano (as Gemelli Ruggeri)
- Anita Zagaria as Marzia Perrier
- Sabina Guzzanti as Anna
- Emilia Della Rocca as Mother
- Felice Farina as Professor Perrier
- Piero Natoli as Dr. Sacchetti
- Rodolfo Corsato as Anna's boyfriend
- Remo Remotti as Potato seller
- Claudio Spadaro as Pizzaiolo