TMZ Investigates: Lisa Marie Presley: Unending Tragedy

Lisa Marie Presley's untimely death does not end this tragic story. There are still questions about what led to her death, who will get custody of her twins, and what will happen to the Elvis fortune.

• David ThiesDirector

• Michael JacksonSelf - Ex-Husband of Lisa Marie Presley (archive footage)
• Nicolas CageSelf - Ex-Husband of Lisa Marie Presley (archive footage)
• Billy BushSelf - Host on 'Extra' (archive footage)
• Priscilla PresleySelf - Mother of Lisa Marie Presley (archive footage)
• Lisa Marie PresleySelf - Daughter of Elvis Presley (archive footage)