UPDATED JANUARY 28TH 2015: Xavier Dolan cover was shot by Shayne Laverdiere and styled by Emil Rebek.
The cover stars are Xavier Dolan and Pharell. (source)
The image was shot by Art Streiber and styled by Maryam Malakpour. (source)
The monochrome image was shot by Joe Pugliese. (source)
The image was shot by Francesco Carrozzini. (source)
The first cover is Julien Schnabel by Sebastian Kim, and the second one is Cary Fukunaga by Caitlin Cronenberg. (source)