Webnearly three months after the young and the restless star's passing, the travis county medical examiner's office has ruled he died by suicide, according to a. Websoap opera star billy miller died by suicide after struggling with bipolar disorder, his heartbroken mother revealed. “he fought a long, hard, valiant battle with bipolar. Webthe actor died on sept. 15, days shy of his 44th birthday. Soap opera star billy miller 's cause of death has been revealed. The actor's death has been ruled a. Webactor billy miller, who delighted soap opera fans for years with his portrayal of billy abbott on “the young and the restless,” has died. Weba toxicology report revealed that billy had alcohol, traces of cocaine, diphenhydramine, marijuana and amphetamines in his system at the time of his death.
