PBS ; a production of KERA ; produced in association with Once TV-Mexico City ; produced by Andrea Boardman, Ginny Martin, Rob Tranchin ; written by Rob Tranchin ; directed by Ginny Martin
SEKTDA-Florentine Films/Sherman Pictures LLC ; a production of Florentine Films/Sherman Pictures, LLC ; producer, director, cinematographer, Roger Sherman
WGBH Educational Foundation ; a Canadian Broadcasting Corporation production for WGBH/FRONTLINE ; producer, Lisa Ellenwood ; written, produced & directed by Neil Docherty