A trusted assistant, two doctors, a middleman and the "Ketamine Queen": How Matthew Perry's inner circle preyed on the Friends star's addiction before his death.

Matthew Perry's personal assistant is set to be the last person sentenced for his role in the drug death of the “Friends” star.

Matthew Perry's heartbroken sister, Madeline Morrison, has lashed out at his former assistant, claiming he 'repeatedly' injected the Friends star with ketamine before his death