Article continues below advertisementSaved by the Bell star Dustin Diamond is at the center of a shocking claim resurfacing years after his time on the beloved franchise.In a recent episode of Hollywood Demons titled "After the Bell," a former crew member alleged that Diamond once pulled a knife during a heated moment on set. Scott DeVaney, a production assistant on Saved by the Bell: The New Class back in 1993, recalled that tensions escalated quickly between Diamond and another cast member.