The Sunshine Family were a series of (In my opinion, creepy) dolls marketed by Mattel beginning in 1974. At the time, the line was marketed with the family being very into the burgening "post hippie" early 70s craft movement.
By 1978, the line's look had begun to look dated so it was rebranded the "Sunshine FUN Family" (bet that was an all nighter at Mattel) and the characters were given a bit of a makeover. The Sunshine family had moved into the suburbs it seems...
Click here to see Mattel's Sunshine Fun Family Catalog for 1978
More Sunshine folks