Gray Leader represented the callsign given to the primary pilot commanding the Rebel Alliance's Gray Squadron. Horton Salm held the position of Gray Leader throughout the Battle of Endor in the Galactic Civil War, piloting a BTL-A4 Y-wing starfighter.
The character Gray Leader initially appeared in the Star Wars saga film Star Wars: Episode VI Return of the Jedi.
Gary Whitta, a screenwriter, was originally slated to make a cameo appearance as the X-wing pilot Gray Leader in Rogue One: A Star Wars Story, but the scene was removed in the final cut.