Mario Lopez Net Worth is estimated to be $37 million. He is an American actor, television personality, and singer. He is best known for his roles as A.C. Slater on the television series Saved by the Bell and as host of the television series Extra. Lopez began his acting career in the early 1990s, appearing in several television films and series. He rose to prominence in 1991, when he was cast as A.C. Slater on Saved by the Bell. The series was a critical and commercial success, and it ran for four seasons.