Main Characters :
-Henry Jekyll: Henry is a well-known doctor of Medicine in the city of London. Make a potion to become Mr. Hyde.
-Mr. Hyde: Edwar Hyde, a horrible man created By Dr. Jekyll, the bad part of the Doctor Jekyll, disgusting and evil.
-Mr. Utterson: London lawyer investigating the history of the doctor Jekyll. He is Tall, thin and dull, and very serious.
-Poole: Faithful servant of the Doctor Jekyll.
-Dr. Lanyon: A doctor and friend of Henry Jekyll and Mr. Utterson. He receive letters from Henry Jekyll and discover his secret (chapter 7).