Cast
- Cornelia Froboess as Cornelia "Conny" Haller
- Rex Gildo as Billy Newman
- Rudolf Vogel as John Newman
- Susi Nicoletti as Diana Haller
- Harald Juhnke as Dr. Berning
- Ingrid Pan as Steffi Gutlieb
- Elfie Pertramer as Erna Gutlieb
- Angèle Durand as Lola
- Elke Arendt as Lotte
- Paul Bös as Tommy