Don Austin is the antagonist of "The Masked Retriever". He is somewhat ignorant. He is the richest and most important person in Viejo, California.
Don Austin is primarily purple. He has a gray mustache and wears a green suit with a gold pattern, a golden vest, and a white undershirt with a bright purple scarf tied around his neck.
Austin has played Don Austin in one episode of The Backyardigans: "The Masked Retriever" from season three.