EN - What would you do if you could send an e-mail to the past? This is the story of Viktor, a brilliant young professor who discovers a way to manipulate time. Now he can finally change the past and help his beloved Lena.  But as Viktor soon learns, changing the past is not without risk.


Title Sum of Histories
Original title Terug naar morgen
Original language Dutch
Status Completed
Production Majority Flemish
Category Features
Genre drama, romance, science-fiction
Year 2015


Cast Koen De Graeve, Matteo Simoni, Robrecht Vanden Thoren, Karina Smulders, Charlotte Anne Bongaerts, Bart Hollanders
Photography Stijn Van der Veken ASC, SBC
Editing Philippe Ravoet
Sound Leo Franssen
Art director Max Van Essche
Costume Vanessa Evrard
Makeup Marie Brabant
Music Jorrit Kleijnen, Alexander Reumers
Executive Producer Karin S. De Boer
1st AD Martine Temmerman
Sound Design Marc Lizier, Paul Gies

Technical specs

Running time film 84'
Release format DCP
Other available formats Apple ProRes, HQ, ...
Aspect ratio 2:39
Sound format 5.1 & Stereo
Colour Colour
Available in 2D


Supported by Flanders Audiovisual Fund (VAF)
Production partners Pupkin


2015: Montreal World Film Festival (CA)

Flanders Image presents "Talent 10 Watch" 2015

Autumn  2015 is set to become the busiest season ever for Flemish cinema. 10 Flemish filmmakers will present their first or second feature in the days, weeks and months to come. To celebrate their success, Flanders Image brought the 10 directors together for a photo shoot at Vilvoorde-based camera and lighting rental company Lites.

Ten to watchThe photo of the 10 filmmakers - available HERE (PSD) or HERE (JPEG) - is free of rights in HR/300dpi. (credit: Johan Jacobs/Flanders Image)

Published on Thursday 3 September 2015

Three World Premieres and Five Other Films Selected for Montreal

Sum of Histories, Lukas Bossuyt’s feature debut, is to have its world premiere in the First Films Competition at the Montreal World Film Festival, which takes place from August 27 till September 7. Empire and Nkosi Coiffure, two shorts from Flanders, also premiere in the World Competition section, while the programme contains five further films from Flanders: Belgian Rhapsody, Marry Me and the shorts Olav, The Soul Is Wandering and Dissonant.

Still: Sum of HistoriesA love story with a touch of sci-fi, Sum of Histories tells the story of Viktor, a brilliant young professor who discovers a way to manipulate time. Now he can finally change the past and help his beloved Lena, but not without risk…

Published on Tuesday 11 August 2015

Lukas Bossuyt set to shoot debut feature

Principal photography on Lukas Bossuyt’s directorial debut The Sum of Histories (working title) is scheduled to start on August 4. Set against a university backdrop in the city of Leuven in Belgium, the story combines elements of drama, romance and science fiction.

Koen De Graeve, Matteo SimoniWhat would you do if you discovered a way to change the past? The Sum of Histories tells the story of Viktor, a brilliant young professor who discovers a way to send e-mails back in time. Now he finally has a chance to fight for the love of his life, Lena. But Viktor soon learns that changing the past is not risk-free.

Published on Tuesday 3 June 2014

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Last edited on 18 December 2015

Short info

Director Lukas Bossuyt
Producers Frank Van Passel, Ivy Vanhaecke
Writers Lukas Bossuyt

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