- "Bring the droid back to the rebels. He has all the intel we need."
Kertas was a female alien who was a spy in the Rebel Alliance along with her twin Rismor. On the suggestion of General Davits Draven, Kertas and Rismor accompanied Captain Cassian Andor on a mission he undertook to the planet Wecacoe to extract Imperial security protocols.
- Star Wars: Rogue One—Cassian & K-2SO Special (First appearance)