She has said she was resistant to doing the Brady Brides and the other reunions but they kept throwing money at her so she caved.
It certainly is for Mike and Carol Brady, as The Brady Bunch is loaded with subtle, kid-proof allusions to the fact that both Brady patriarch and matriarch have a voracious sexual appetite.
Doug the jock had one of the creepiest hairstyles in the entire show.
Did she manage to change clothes before reeming Marcia?! Producers, of course, often prefer to work with kids that are small for their ages because they can play very young kids, but they have a higher level of maturity and professionalism in their approach to acting, and thus are easier to work with.
She obviously was not playing a 13 year old girl in the Family Affair series.
These issues included too few bedrooms and not enough closet space.