" Bull " is based on the true story of Dr. Phil McGraw (Phil McGraw), a well-known American daytime TV host and human studies expert . Dr. Phil himself has experience in providing legal consulting services, and in reality served as legal counsel for Oprah Winfrey (Oprah Winfrey)'s "Mad Cow Speech". The script was co-written by Dr. Phil McGraw (Phil McGraw) and Paul Attanasio (Paul Attanasio), with Rodrigo Garcia serving as the director.
Michael Weatherly , who just left NCIS, plays the show's protagonist, Dr. Jason Bull, who leads a company called Trial Sciences Inc. Through the analysis of each member of the jury, they formulate corresponding defense strategies, thereby effectively maintaining and protecting the rights and interests of the defendant.