Baltasar Kormákur directed the film, about the 1996 disastrous expedition to scale Mount Everest, which was scripted by Simon Beaufoy and Mark Medoff, with early script adaptations carried out by Justin Isbell and William Nicholson. The film was produced by Working Title Films. Universal Pictures distributed the film in the United States. The film was produced by Tim Bevan and Eric Fellner, and started shooting in November 2013. In September 2013, &lt;a href="Emmett/Furla/Oasis%20Films"&gt;Emmett/Furla/Oasis Films&lt;/a&gt; were set to co-finance the film, but in October they exited as co-financiers.