Tired of sharing everything, Jan wishes to be only child, so the kids give her what she wants—and cut her out of Brady family fun. But when the middle miss gets their drift, she quickly rejoins the fold in time for a big hoedown. Jan: Eve Plumb. Carol: Florence Henderson. Mike: Robert Reed. Marcia: Maureen McCormick. Peter: Christopher Knight., Tired of sharing everything, Jan wishes to be only child, so the kids give her what she wants—and cut her out of Brady family fun. But when the middle miss gets their drift, she quickly rejoins the fold in time for a big hoedown.