Mad Men star Jon Hamm has just come aboard the remake of the sci fi classic The Day the Earth Stood Still. According to The Hollywood Reporter, both Keanu Reeves and Jennifer Connelly have already signed on to star in the film.

Scott Derrickson is directing this updated version of the 1951 masterpiece. Hamm will play NASA official Dr. Granier, in charge of an alien investigation on earth.

The film began shooting on December 12th in Vancouver. Hamm reported to work on Tuesday.