 However, they are unable to conceive their own children and in "The Bradys" adopt a Korean girl named Patty.Child actress Debi Storm (who later appeared on "The Brady Bunch" episode "My Fair Opponent" as Molly) was hand-picked by producer Sherwood Schwartz to play Jan Brady in the original series, until he decided to cast all blondes for the roles of the three daughters.Cox said in a 2015 interview that one of the reasons she auditioned for "The Brady Bunch Movie" was that she was a fan of the original series, and that she used method acting during the film.