| Milk Guy
| Character Information
He is a white carton of milk. He wears a police hat. He does not wear a uniform. He has yellow eyes, a pink nose, and the word "MILK" on him printed in light blue.
- "The Parking": Gumball approaches him and accidentally throws the car keys at him, piercing his body and causing milk to spew out of him. However, he reappears when Richard messes up the parking.
- "The Choices": He wins second place in the tournament in Nicole's flashback.
- "The Copycats": The Wattersons crash into the toll booth he is in, causing milk to spew out of him.
- "The Catfish": He is surprised when Granny Jojo's car passes and smashes a barricade.
- "The Worst": He is seen putting mail in a mailbox until Gumball and Darwin growl at him, turning him into sour cream.
- "The Faith": He is seen watching the football team when the color turns black and white, then he gets into a fight with Butterknife.
- ”The Stink”: He is in a toll booth when Mr. Small drives by.