One of the school girls at the table when the children are talking about witches is Melissa Flores, sister of Erika Flores who plays Colleen.
The dead man in Jake's barber chair is famous actor Tom Poston, who played Utley on Newhart for years.
The photo that fell from the shelf has Dr. Quinn wearing a low cut and revealing dress. It is inappropriate for a woman of her breeding.
Jake charges two bits for a shave. This is twenty five cents.
Sully should offer to build an addition for a walk-in closet. Dr. Quinn has an extensive wardrobe.