Who played Carlton Banks in 'The Fresh Prince of Bel-Air'?

Who played Brenda Walsh in 'Beverly Hills, 90210'? In which TV series is Brenda Walsh a main character? Who played Dylan McKay in 'Beverly Hills, 90210'? Who played Philip Banks in 'The Fresh Prince of Bel-Air'? Who played Tim "The Tool Man" Taylor in 'Home Improvement'? Who played Al Borland in 'Home Improvement'? Who played Cory Matthews in 'Boy Meets World'? Who played Topanga Lawrence in 'Boy Meets World'?