Comedian and Netflix star David A. Arnold dead at 54 Comedian David A. Arnold, best known for headlining two Netflix comedy specials, died at the age of 54 on Wednesday. The stand-up funnyman, who was the showrunner of Nickelodeon’s “That Girl Lay Lay” and served as a producer on the “Fuller House” reboot, died “from natural causes” at his home, his family announced