Marietta von Hausswolff von Baumgarten is an internationally renowned screenwriter and script consultant known for the celebrated feature film Call Girl (2012) directed by Mikael Marcimain. Call Girl premiered at the Toronto Film Festival, where it was awarded with the 2012 Fipresci Award. Other projects Marietta has been involved with include award winning films such as Svinalängorna (2010) directed by Pernilla August, The Babadook (2014) directed by Jennifer Kent, and Mediterranea (2015) by Jonas Carpignano, H by Rania Attieh & Daniel Garcia, Djeca, Children of Sarajevo by Aida Begic, Alaverdi by Maria Sachyan, Los Hongos by Oscar Ruiz Navia, The Dog Show by Ralston Jover, Svinalängorna/Beyond by Pernilla August, Hi-So by Aditya Assarat, Les Quattro Volte by Michelangelo Frammartino, The Slut by Hagar Ben-Asher, Short Skin by Ducchio Chiarini and the upcoming Rey by Niles Attallah, Blanka by Kohki Hasei, Underground Fragrance by Pengfei Song and The Fits by Anna Rose Holmer.

Since 2007 von Hausswolff works in connection with Torino Film Lab, Binger Film Lab, Toronto International Film Festival Studio, Boost Rotterdam, Balkan Film Fund Athens, Talent Campus Sarajevo, Berlinale Rutger Hauer Masterclass, Campus Moscow, Script Lab Russia, Venice Biennale College Cinema and many other international script labs. Marietta von Hausswolff von Baumgarten has a background in television, both as a story editor and as a screenwriter, and has worked on popularly acclaimed TV series such as Skilda Världar (1996-1999), Tre Kronor (1994-1999), as well as SVT’s Christmas calendar Allrams Höjdarpaket (2004).

She is also Head of MotherOfSons (MOS), a development/film production company based in Stockholm.