Profiles Roy Smeck, a former vaudeville star known as "The Wizard of the Strings" because of his virtuoso talents on the guitar, banjo, ukelele and Hawaiian guitar, and who is shown to be still active, in his mid-80s, teaching students and giving occasional public performances.

Guatemala has become one of the largest cotton producers in the world, but pesticides such as DDT, used to increase production, has brought serious health problems for those who work on its crop, as it is shown in this film.