Go Behind the Scenes With Star Wars Actress Lupita Nyong’o

TIME photographer Marco Grob takes us behind the scenes with Lupita Nyong’o, who plays alien Maz Kanata in the upcoming Star Wars sequel. Don’t expect to recognize Oscar winner though—the actress covered her face with motion capture tracking dots as part of her transformation into the CGI character.

Watch the video above to go behind the scenes of Star Wars: The Force Awakens with TIME.

See all the photos Grob shot of the Star Wars cast here.