Leo Sonnyboy is a 1989 Swiss film directed by Rolf Lyssy. The comedy was filmed in Zürich and at various locations in Switzerland, and produced in Switzerland.

Plot

Leo (Mathias Gnädinger) is about 40-year-old man who lives as a single in Zürich. He works as a train driver and is mothered by his Mama (Stefanie Glaser), but seems to be a bit solitary. His best friend Adrian (Christian Kohlund) has a serious problem with the Fremdenpolizei authorities, the immigration police of Switzerland, as his girlfriend Apia Kolong (Ankie Lau) from Thailand works as an exotic dancer, but Adrian is already married with children. Leo is persuaded by Adrian to marry Apia to allow her to continue living in Switzerland. Leo and Apia fall in love, and Apia wants to change her life. Problems and irritations ensue.