About the film
A Boy Named Sue is a 2001 documentary film directed by Julie Wyman. It shows the life and transition of Theo, a transgender man who undergoes various stages of transition. The protagonist is filmed extensively throughout, gives a number of interviews, and eventually settles down as a gay male.
The film's title is taken from the song A Boy Named Sue.
From the film's Wikipedia article (CC BY-SA 4.0).