Johan Heldenbergh and Veerle Baetens did their own singing. Baetens is actually an accomplished singer in real life.
The movie is based on a play written by Johan Heldenbergh, who also played the lead role as Didier. During the casting for the movie, the original actress playing Elise was replaced by Veerle Baetens, which was Felix van Groeningen's decision.
Official submission of Belgium to the Oscars 2014 best foreign language film category.
The song "If I needed you" performed by Johan Heldenbergh and Veerle Baetens was originally written by Townes van Zandt in 1972 and nine years later covered by American country music artists Emmylou Harris and Don Williams as a duet.
Winner of Best Foreign Film at the 39th César Awards. It was also the winner of the 2013 Lux Prize.