Watch Online Free on Watchseries. What if a simple visit to the doctor became the ultimate showdown? DIRTY BILL OF HEALTH is an intriguing thriller with a hint of dark humor that follows a seemingly easy going WILLIAM, to his first check up. When the straight laced DR. SELAURS drops a series of odd questions and the ultimate test, the audience may ask who's really testing who. Nothing is what it seems with a Doctor versus Patient moment that flips the oath 'Do No Harm' upside down.