Sarah Marx is a French director and technician. After obtaining a Master's degree in history and geopolitics, Sarah Marx built up her experience in the screen sector in France and the United States by working on advertising projects, documentaries, and viral videos as an assistant cameraman and electrician. She also directed pop culture pieces for Street Live. In 2006, she made her first music video for Tido Berman. She went on to direct a further dozen music videos for artists including Yazou, Sexion d'Assaut, OGB and Isleym. In 2011, Sarah Marx was 2nd Team Operator on Brassens, la mauvaise reputation (2011). Her first short film as a director, Fatum (2012), was selected for several international festivals. The Truk (2018), her first feature film, was born from her experiences running a daily theatre workshop in the prison of Nanterre.