Summary: Emily is an excessive dieter. At 26, she has already had a difficult life battling depression with low self-esteem and negative thoughts. Emily was a date-rape victim in college and used dieting as a means of controlling her emotions. However, she now weighs less than 90 pounds and is on a slippery path that could easily end in death. Emily's family is hoping an intervention will save her.

Summary: This follow-up looks at two addicts from Season 3. First was Ryan, the very troubled OxyContin addict we saw in the premiere. Recall that he left treatment early and there weren't very many good updates on his progress. How is Ryan doing now? Hubert is an alcoholic who confronted his feelings during his intervention. What is Hubert doing now in his sobriety?

Summary: Brooke, 26, uses prescription pain killers to control her early onset of rheumatoid arthritis. Brooke has now become addicted to these prescription pills, which often contain opiates, a very addictive category of substances. She denies her dependence on the drug and her family is hoping an intervention can make her realize that she needs help.

Summary: Jason, 23, is from a religiously strict family. Jason's parents dealt plenty of punishments. However, after his mother reveals a pressing secret, Jason's father was ejected from the church and had to take up several jobs to feed his family. Left with minimal supervision, Jason turned to drugs and alcohol, and his younger sister, Joy, soon followed. Can a double intervention save these siblings?

Summary: Ben is a 25-year-old potential genius but has a past filled with violence, homelessness, and isolation. Ben dealt with his troubles by turning to a drug called DXM. DXM is found in some cough-suppressants that, when taken at higher doses, produces effects similar to PCP (a hallucinogenic). Ben performs desperate crimes to finance his addiction. Josh is a 22-year-old food addict who weights 550lbs. Josh's father has the same weight problem with diabetes and a history of 6 strokes at 317lbs. Josh's father does not want an early death for his son, and the whole family hopes that both Josh and Rex can support each other through an intervention to get healthy.

Summary: Tressa is 32 and was one of the world's top female shot-putters. However, a routine drug test revealed a life as a IV drug user. Tressa is now using crystal meth daily as her life spirals out of control. Can her family save Tressa?

Summary: John was a former athletic star but an injury led him to drown his disappointment in alcohol and a variety of drugs. John is aggressive and his addiction is fueling distance between everyone he knows. Many family members are participating in hopes that an intervention can save John's life.

Summary: After serving two rounds in Iraq, Brad has returned home but has brought some extra baggage with him: post-traumatic stress disorder (PTSD). He has begun to use drugs and alcohol to numb and forget the endless nightmares and flashbacks that haunt him. Unfortunately, it is getting worse, and his temper and reckless behavior are becoming life-threatening to himself and others. His family is banding together and holding an intervention.

Summary: Lawrence, 34, is a successful entrepreneur but had a dark past of emotional and physical abuse. He numbs his pain with alcohol, drinking litres of alcohol a day. He has also battled cancer recently. His family gather for an intervention in the hope to change his life.

Summary: Chad, 34, has had many privileges, such as being a professional cyclist and training with athletes like Lance Armstrong. However, Chad's deviant behavior and his turn to drugs like crack caused his cycling career and reputation to be questioned. His family are holding an intervention in hoping Chad's "rock bottom" won't end up being his own death

Summary: Dan is married and has a family - everything seems fine on the surface. He is an avid water sport enthusiast in Hawaii with his own business. However, Dan turns to alcohol to numb the violence and abuse from his teen years. Dan's family is holding an intervention in order for him to find better ways of dealing with this pain from the past.

Summary: Painkillers, anti-depressants, anti-psychotics, and sleeping pills are a very dangerous combination. Sandra's children have left, her husband and friends ration her pills drastically. They don't know what else to do, since the addiction is much too out of control. Will she choose her family over her addiction?

Summary: Dealing with a rough childhood and dark past, Charles became a motocross rider as a passion. With counseling and care from his grandparents, he still deviated and started to use various drugs, like cocaine, methamphetamines, and heroin. He still uses heroin and has added alcohol and pushed his family away. Many of Charles' family have gathered for this important intervention.

Summary: Marie struggled with poverty and has had 3 marriages end in divorce. She still managed to become successful, becoming a matchmaker and socialite, appearing on TV and other talk shows. Her next husband is an addict and an alcoholic and Marie soon had the same problem - alcohol. Marie's family is racing to hold this intervention in hope that she will change her ways.

Summary: Tom grew up in a gangster lifestyle in a rough Boston neighborhood. By the time he was 20, he was working as a fireman but dealing drugs and getting into trouble by night. Tom has a family and four children but has now lost them all due to the pending drug charges after being caught. Can his family save him from losing everything?

Summary: Teasing caused Asa to be insecure about his weight, ethnicity, and sexuality. He became bulimic and started using drugs and alcohol to deal with harsh realities. Asa is a medical science student and knows all about how his addictions are affecting his body, but he is unable to stop on his own. Can his family come together to get him the help he needs?

Summary: He was once a championship bodybuilder and successful property owner. But when he turned 30, Derek felt he was over the hill and became severely depressed. He started drinking to cope with the pressures of marriage and the responsibilities of getting older. His beautiful wife left, and now Derek’s days are all the same–he sits in his dark basement, smoking and drinking and bemoaning the loss of his wife. He narrowly survived one suicide attempt and his family is worried he’ll try again. An intervention is their last hope.

Summary: Trauma from childhood caused Allison to quit her aspirations of becoming a doctor halfway through her pre-medical program at college. Allison's parents also got divorced and she started to inhale a compressed gas used as a computer dust remover. The mixture of chemicals is potentially fatal with every use, however, Allison uses up to 10 cans per day. Can Jeff turn Allison's life around?

Summary: A disturbing look into one small town in northern Alabama where many are struggling with addiction to methamphetamines and other drugs. People offer their stories including Chuck, a father who may lose custody of his children; Boo, who has become aged horribly due to long-time drug use; Shanta, who used the drug while pregnant. Dr. Holley explains her interest in helping the entire town rid the addiction. A special, first-of-its-kind episode of Intervention you can't miss.

Summary: Phillip, 44, is an established singer and writer but has had an unstable childhood full of pain. He numbs that pain with alcohol but has lost his career and his family. Can he break this cycle of recklessness and restore his lost relationships, especially the one with his daughter?

Summary: Once a police officer until injured, Mike now 67, used to catch addicts and drug dealers. Now, Mike's OCD signs are emerging, with his obsessions about germs forcing him to wash his hands over 40 times a day. The obsessions of germs is so bad, that Mike starves thinking his food is spoiled. Jenny, 32, was treated for endometriosis which crushed her dreams of having a family. She turned to prescription drugs but her addiction escalated to heroin and methamphetamines. Jenny has overdosed several times already. Can her family stop enabling her drug use and get her the help she needs?

Summary: An episode of Intervention where former addicts come together for a candid discussion on what has changed since their time on the show. Have they gotten their lives back on tract? How are their relationships? Those participating include Sylvia (Season 2. Ep#32), Michelle (Season 2, Ep#17), Hubert (Season 3, Ep#41), Dillon (Season 3, Ep#40), and Coley (Season 3, Ep#46). Also interviewed the regular interventionists - Jeff, Candy, and Ken. The special is hosted by Chris Lawford.

Summary: When Kristen was 3, her parents divorced and soon after her grandparents died, and Kristen somehow felt responsible. Then Kristen's mother married an alcoholic and addict, whose daughter introduced Kristen to drugs. By 15, Kristen was getting high. Currently, Kristen shoots heroin and cocaine, and then stays with her parents to recover. Ridden with guilt, Kristen's mother is desperate to save her only daughter's life.

Summary: Ed, 53, and Bettina, 49, had a picture-perfect life, including three adoring kids, a dream home, sports cars, motorcycles, and a respected place in their church community. But six years ago, Ed made a bad career move and ended up unemployed. He and Bettina lost everything they had worked for. They began to drink, and quickly became alcoholics. Ed has been hospitalized for internal bleeding, and Bettina for withdrawals so excruciating she thought she was dying. Their children have begged them to stop drinking but they need an intervention now to help their parents.

Summary: Ed, 53, and Bettina, 49, had a picture-perfect life, including three adoring kids, a dream home, sports cars, motorcycles, and a respected place in their church community. But six years ago, Ed made a bad career move and ended up unemployed. He and Bettina lost everything they had worked for. They began to drink, and quickly became alcoholics. Ed has been hospitalized for internal bleeding, and Bettina for withdrawals so excruciating she thought she was dying. Their children have begged them to stop drinking but they need an intervention now to help their parents.