Dustin Diamond was an actor best known for starring as Samuel “Screech” Powers in “Saved by the Bell” and its spin-offs.Diamond joined the “Saved by the Bell” cast in its earliest days in 1988, when the show was still called “Good Morning Miss Bliss” and revolved around a junior high school teacher. When, after a year, the show was retooled into “Saved by the Bell,” Diamond remained with it, playing the school nerd who was friends with his popular classmates at Bayside High.