(season two). Bart La Rue plays a football coach in "The Drummer Boy" (season two) and "Click" (season three). E. G. Marshall is J.P. Randolph, Marcia's school principal, in "The Slumber Caper" (season two). Brigadier General James McDivitt (NASA astronaut) signs autographs for Peter and Bobby after appearing on a talk show in "Out of This World" (season five). Joe Namath visits Bobby after Cindy contacts him saying Bobby has a terminal illness in "Mail Order Hero" (season five). Denise Nickerson as Pamela Phillips, niece of Mike Brady's boss, Ed Phillips, whom Peter dates at Mike's request in "Two Petes in a Pod" (season five). Wes Parker meets Mike and Greg in Greg's math classroom, thus curing Greg of the crush he had on his teacher Miss Linda O'Hara (played by Gigi Perreau), Parker's fiancée in "The Undergraduate" (season one). Vincent Price appears twice in the series in two of the three Hawaii episodes, "Pass the Tabu", and "The Tiki Caves" from season four, playing the villainous Professor Hubert Whitehead, who holds the Brady boys hostage. Marion Ross appears as a doctor who comes to treat the girls' measles in "Is There a Doctor in the House?" (season one). Natalie Schafer is Mike's fussy client, Penelope Fletcher, who is charmed by Cindy's impromptu 'Shirley Temple' routine in "The Snooperstar" (season five). Marcia Wallace plays a salesclerk in "Would the Real Jan Brady Please Stand Up" (season two) and Mrs. Robbins in "Getting Davy Jones" (season three). Rita Wilson began her career with a guest appearance in "Greg's Triangle" (season four) where she plays one of the candidates running against Marcia for head cheerleader. Paul Winchell appears as Skip Farnum, the TV commercial director in "And Now a Word From Our Sponsor" (season three). Production Development In 1966, following the success of his TV series Gilligan's Island, Sherwood Schwartz conceived the idea for The Brady Bunch after reading in the Los Angeles Times that "30% of marriages [in the United States] have a child or children from a previous marriage". He set to work on a pilot script for a series tentatively titled Mine and Yours. Schwartz then developed the script to include three children for each parent. While Mike Brady is depicted as being a widower, Schwartz originally wanted the character of Carol Brady to have been a divorcée, but the network objected to this. A compromise was reached whereby