One Ace Too Many Bonanza : Season 13 Episode 26
TV-PG NBC 49m int(0)
Aired: April 2nd, 1972 @ 8:00 PM EST on NBC
While the Cartwrights are away to Carson City, ruthless land baron Bradley Meredith (Lorene Greene in a dual role) poses as Ben in a scheme to get control of the Ponderosa ... by pretending ""Ben"" is seriously ill and selling his holdings to friends.