| William Masters
| Character Information
Dr. William Masters is a therapist for the Masters and Johnson Institute.
Homer and Marge went to see Virginia Johnson and William Masters after they stopped having sex and Homer became more productive. He welcomes them and tells Homer there's no need to take his pants off. He asks them if they "self-gratify" and tells them that so many marriages are ruined by kids. He then tells them that they need to take Bart and Lisa back to Kamp Krusty.