Louis Theroux's LA Stories

Three American cities in crisis - from heroin addiction, to sex trafficking and murder

How the extreme thrives online - enter the controversial corners of American society

Love under pressure from health conditions from those affected to those who care for them

Louis Theroux meets mothers experiencing mental health problems postpartum.

Louis gets stuck into the wilder side of life, exploring the odd fringes of society

Louis tags along with celebs - from boxer Chris Eubank to Orville the duck

Louis Theroux reveals his favourite documentaries, all available on BBC iPlayer

From sofa to stage - Louis gets up close and personal with the biggest stars

Countdown to an execution in Mississippi. (1987)

Break out the sofa bed - Stacey's coming to stay for a slice of extraordinary family life

Stacey Dooley meets the girls at 'Shock' - the only US prison boot camp for women.

Who’s really in charge? Inside the power, influence and devotion of extreme subcultures