NEW YORK—The rider of an unlicensed electric scooter involved in the hit-and-run death of “Gone Girl” actor Lisa Banes was well aware that he hit her, fleeing to a repair shop afterward seeking to fix a sideview mirror, authorities said Friday. Brian Boyd was arrested Thursday and charged with leaving the scene of an accident resulting in death and failure to yield to a pedestrian. Boyd, 26, was released under strict supervision following a court appearance on Friday. There was no immediate response to a message left with his attorney. Police say they built the case on security videotape showing Banes walking in a crosswalk on the Upper West Side of Manhattan in early June when she was struck by the scooter after it ran a red light—a growing hazard in the city. A police officer who reviewed a video from the scene said in court papers that on it …