Bull (Official Site) Watch on CBS All Access- sanitizer meaning in bengali ,Bull stars Michael Weatherly as Dr. Jason Bull in a drama inspired by the early career of Dr. Phil McGraw, the founder of one of the most prolific trial-consulting firms of all time. Brilliant, brash, and charming, Dr. Bull is the ultimate puppet master as he combines psychology, human intuition, and high-tech data to learn what makes jurors, attorneys, witnesses, and the accused tick.