The Characters of...   Rex, Zombie Killer

Rex -- Golden Retriever
Hyper-intelligent Golden Retriever on a single-minded quest to find the doctor who cared for him in a special government laboratory.

Kenji -- Gorilla
Sign language-speaking gorilla, raised in the comforts of a language institute. Has a baseball bat.

Brutus -- Pit Bull
Tough, but battered, Pit Bull who belonged to a drug dealer prior to the zombie apocalypse. He's had a rough life.

Buttercup -- Corgi Mix
A small, silly Corgi mix with a brave heart and an optimistic outlook.

Snowball -- Mixed Domestic Cat
A fluffy, white cat, accustomed to a pampered lifestyle. He has disdain for everything and is always hungry.