 Prime Focus World converted the film into 3D in post-production using the same tools for the stereoscopy as in "World War Z" and "Gravity".The company made use of scans of the cast's faces from film production while vendor Nvizible helped the company convert the hologram table used by Dr. Carter.Composer Christophe Beck was a late addition to the film, taking over from Ramin Djawadi, who was Liman's first choice to replace his frequent collaborator John Powell, as Powell was on sabbatical.