|"Unknown Male Dog (Number 6)" is not an official name.|
|Unknown Male Dog (Number 6)|
|Cartoon debut||Arthur's TV-Free Week|
He was part of the group of kids that were in the cafeteria listening to Mr. Haney's speech about TV-Free Week. He has not been seen since this episode.
Unknown Male Dog (Number 6) is a dog with a brown complexion. He wears a red T-shirt and blue jeans and has very little hair. He also wears oval-shaped glasses.