Lost in the Desert, initially released as Dirkie, is a 1969 South African film written, produced and directed by Jamie Uys under the name of Jamie Hayes. It was filmed in Techniscope and Technicolor. Uys himself plays Anton De Vries, a concert pianist whose 8-year-old son Dirkie is the central character. Dirkie is played by Uys's real-life son Wynand Uys, credited as Dirkie Hayes.

Jacobus Johannes Uys, better known as Jamie Uys, was a South African film director, best known for directing the 1980 comedy film The Gods Must Be Crazy and its 1989 sequel The Gods Must Be Crazy II. Uys also directed the 1974 documentary film Animals Are Beautiful People.