Add Yahoo as a preferred source to see more of our stories on Google. From left: Jerry Mathers as Theodore 'Beaver' Cleaver, Barbara Billingsley as June Cleaver, Hugh Beaumont as Ward Cleaver and Tony ...

Take a look at the main cast of "Leave It to Beaver" almost 70 years after its premiere, and learn about their lives ...

From left: Jerry Mathers as Theodore 'Beaver' Cleaver, Barbara Billingsley as June Cleaver, Hugh Beaumont as Ward Cleaver and Tony Dow as Wally Cleaver on 'Leave It to Beaver' CBS dropped the series ...

Audiences watched the Cleaver siblings grow up (and get into trouble!) on Leave It to Beaver. CBS dropped the series after its first season, but ABC subsequently picked it up for its sophomore year.