“I have already ruled out complications due to dialysis and heart problems being directly responsible for Gary’s death,” said Hunter.
As revealed in the episode, Coleman had a history of suicide attempts that date back to 1982.
Dr. Hunter confessed he discovered proof that the actor made another attempt to end his life in July of 2007: "He called police and he told them that he’d taken an overdose of Oxycontin and he wanted to die."
As OK! readers know, the Different Strokes star suffered from a number of deadly ailments throughout his life, forcing him to quit his career a the peak of his success.
Those close to Coleman believe it led to the star's early grave.
Do you think Gary's death was an accident — or possible suicide? Sound off in the comments below.
Autopsy: Gary Coleman airs Saturday, June 24, at 9 p.m. ET/ PT.