Kenneth Iwamasa

Matthew Perry's Stepfather Expresses Anger On Actor's Assistant After His Conviction, 'Truly Broken'

Who Is Kenneth Iwamasa? The Disturbing Reason Matthew Perry's Assistant Kept Giving Him Ketamine

Matthew Perry's Assistant Gets Convicted For Actor's Death Due To Ketamine, 'Take It To My Grave'

Matthew Perry's Assistant Reportedly Destroyed Evidence, Cleaned Up Syringes And Ketamine Bottles

1