His first documentary, Carving Out Our Name, premiered at the Toronto International Film Festival to much acclaim.

The film that emerged,USA The Movie, explores the cyclical nature of violence and retaliation.

The film was the subject of an in-depth analysis from a Deleuzian perspective by scholar and commentator Dion Dennis.

[3] Zierra's award-winning documentary, My Big Break, is a cautionary tale about the darker side of celebrity and the consequences of fame that also includes his struggle to make his first film.

My Big Break has received consistently strong reviews and has been repeatedly praised for its unusually candid look at the effects of success on young rising stars in Hollywood.