Mr. Retriever is Connor's father. He also has two other children named Joseph and Lisa.
Mr. Retriever is going to make his first appearance in the future episode Sibling Day where he will be seen with Connor's siblings. He is a lawyer and is a fan of his son Connor being a T.U.F.F. Agent. He also lives on knawbone lane which is the same street that Tiffany Puppy lives on.