Lenny Delgado

Bull's new relationship with Diana, his on-again romantic rival, is complicated by his renewed feelings for his ex-wife, Isabella (Yara Martinez), when they're reunited by the sudden death of her and Benny's father. Also, a deceased tech billionaire's brother comes to TAC for help in bringing suit against the doctor he holds personally responsible for the tycoon's death. (TV-14 L, S, V)

Bull helps a doctor who crossed state lines to purchase a marijuana-derived oil to treat her patients in Virginia, where the oil is illegal. But the case is complicated when Assistant U.S. Attorney Sylvia Banner has the DEA arrest her for possession with intent to distribute. Dana Delany guest stars. (TV-14 L)