When Cameron Douglas began scrawling down memories from his past on paper — touching on everything from the pressures of growing up in the twin shadows of his father (Michael Douglas) and grandfather (Kirk Douglas) to the heroin addiction that destroyed nearly every aspect of his life — his main objective was to stay sane in the solitary confinement wing of the Federal Correctional Institution in Loretto, Pennsylvania. Life in general population was brutal enough throughout the course of his seven-year stay for distributing methamphetamine and possessing heroin, but it grew even worse when he was tossed into solitary for 11 months after flunking a drug test.

Hollywood Scion Cameron Douglas Hits Rock Bottom in New Memoir

Cameron Douglas opens up about drug addiction and prison time

How the Son of a Hollywood Legend Descended Into Drug Addiction

Cameron Douglas’ Kids & Family: 5 Fast Facts You Need to Know

Diane Sawyer Sits Down for Emotional Interview With Michael and Cameron Douglas

Hijo de Michael Douglas: ‘De niño mi padre me hacía repartir marihuana a sus amigos’