In which TV series is Winnie Cooper a main character?

In which TV series is Peg Bundy a main character? Who played Roseanne Conner in 'Roseanne'? Who played Dan Conner in 'Roseanne'? Who played Winnie Cooper in 'The Wonder Years'? Who played Murphy Brown in 'Murphy Brown'? Who played George Costanza in 'Seinfeld'? In which TV series is George Costanza a main character? In which TV series is Elaine Benes a main character?