Continuing the series into college, Saved by the Bell: The College Years shows most of the cast transplanted into not only the same college, but also the same college dormitory, where Screech continued his typical misadventures. Diamond returned to Bayside High as Principal Belding's assistant in The New Class episodes, remaining with the show until its cancellation.
In 2006, Diamond directed and released his own sex tape, Screeched – Saved by the Smell.
" He is also a musician and formed an alternative metal band called Salty The Pocketknife.
Diamond played bass and wrote much of the music as well.
He has also been featured on a number of game and reality shows including The Weakest Link, and Celebrity Boxing 2.In 2014 Diamond played Bernardo, the castle guard, in the partially animated science fiction comedy Hamlet A. During his run on the show, he came into conflict with former American Idol finalist Kimberley Locke, country singer Cledus T.Judd, rapper Da Brat, the program's host, Ant, and the program's trainer, former USMC sergeant Harvey Walden IV.He became the fourth housemate to be evicted on Day 16, losing to Abz Love, Bruce Jones, Courtney Stodden, Lauren Harries, Louie Spence and Vicky Entwistle.Diamond currently resides in Port Washington, Wisconsin.On December 26, 2014, Diamond was arrested in Ozaukee County, Wisconsin, for possession of a switchblade knife, which he was alleged to have pulled during a bar altercation in which a man was stabbed.