Pool 
The first medicine cat, he was described as a brown tom with yellow eyes. He was apparently mysterious and eerie. 
Apprentice: Mistlepaw (Mistleflower)

Misteflower 
Once training as a warrior, Mistleflower found her true calling as a medicine cat. She was a fluffy tortoiseshell she-cat with green eyes, and was known to be a bit of an airhead. She died very young from a snakebite. 
Apprentice: Icepaw (Icepool) 

Icepool
A silver tom with amber eyes. He lost his first apprentice to rats and infection, and blamed himself for her death. He was known to be a smart and serious tom, but very caring. 
Apprentices: Squirrelpaw, Whitepaw (Whiteberry) 

Whiteberry
A sleek white she-cat with russet paws and muzzle, with green eyes. She was very young when her mentor died, but she learnt quickly with help from the Mistclan medicine cat.
Apprentice: Clearpaw (Clearmist) 

Clearmist 
A white tom with blue eyes and a silver stripe down his back. He is calm and wise, and is rather quiet. He loves his clan dearly and is very protective of his apprentice, even if Magpiepaw can be rude. He thinks of her as a daughter.
Apprentice: Magpiepaw