Mark-Paul Gosselaar is an American actor. He started his acting career in the mid 1980s. His first starring role was as Zack Morris on Good Morning, Miss Bliss. He reprised his role on the TV series Saved by the Bell. He has since reprised his role on the sequel series Saved by the Bell: Hawaiian Style and the TV films Saved by the Bell: Hawaiian Style and Saved by the Bell: Wedding in Las Vegas. He also became known for his role as Cooper Frederickson in the movie Dead Man on Campus. He also starred on the short-lived shows Hyperion Bay and D.C.. He went on to star as Det. John Clark, Jr. on the TV series NYPD Blue. In the 2010s, he starred as Peter Bash on the comedy-drama Franklin & Bash.