Plot: Greg is furious when he discovers Marcia is dating Warren Mulaney, his arch rival who beat him out in a basketball rank. To get revenge, Greg begins dating the woman who beat Marcia out in cheerleading
Cast
Robert ReedMike BradyRobert Reed was 38 in The Brady Bunch - Season 3 - My Sister, Benedict Arnold (Episode 5).
Birthday: Wed, Oct 19 1932
Tue, May 12 1992
Tue, May 12 1992
Florence HendersonCarol BradyFlorence Henderson was 37 in The Brady Bunch - Season 3 - My Sister, Benedict Arnold (Episode 5).
Birthday: Wed, Feb 14 1934
Thu, Nov 24 2016
Thu, Nov 24 2016
Ann B. DavisAlice NelsonAnn B. Davis was 45 in The Brady Bunch - Season 3 - My Sister, Benedict Arnold (Episode 5).
Birthday: Wed, May 05 1926
Sun, Jun 01 2014
Sun, Jun 01 2014
Maureen McCormickMarcia BradyMaureen McCormick was 15 in The Brady Bunch - Season 3 - My Sister, Benedict Arnold (Episode 5).
Birthday: Sun, Aug 05 1956
Eve PlumbJan BradyEve Plumb was 13 in The Brady Bunch - Season 3 - My Sister, Benedict Arnold (Episode 5).
Birthday: Tue, Apr 29 1958
Susan OlsenCindy BradySusan Olsen was 10 in The Brady Bunch - Season 3 - My Sister, Benedict Arnold (Episode 5).
Birthday: Mon, Aug 14 1961
Barry WilliamsGreg BradyBarry Williams was 17 in The Brady Bunch - Season 3 - My Sister, Benedict Arnold (Episode 5).
Birthday: Thu, Sep 30 1954
Christopher KnightPeter BradyChristopher Knight was 13 in The Brady Bunch - Season 3 - My Sister, Benedict Arnold (Episode 5).
Birthday: Thu, Nov 07 1957
Mike LookinlandBobby BradyMike Lookinland was 10 in The Brady Bunch - Season 3 - My Sister, Benedict Arnold (Episode 5).
Birthday: Mon, Dec 19 1960