Louis Theroux: Altered States

Louis travels to Portland, Oregon, the heart of a movement seeking to rewrite the rulebook on intimate relationships and family life. Portland, whose city motto is `Keep Portland Weird', is seen as the United States capital of polyamory.

In California, Louis chats to the terminally ill who are able to make the choice to end their lives with dignity via a lethal overdose.

Louis goes to California where he meets birth mothers who make the heartbreaking decision to give their children away in light of poverty, addiction and abuse.