At the beginning when Lisa is reading from her German verb wheel, she says "ich esse" (I eat), "er isst" (he eats), and "wir essen" (we eat) to which homer replies "When? When? Ich bin hungrig" (I am hungry).
In this episode Bart attempts to retrieve Santa's Little Helper who is used as a guide dog without being caught. The blackboard gag for Whacking Day implies that Bart was caught stealing a guide dog (or borrowed it and wasn't going to bring it back).
The song played at the party during the end credits is "Jamming" by Bob Marley.
The episode's name is a play on the classic maritime novel and war film The Caine Mutiny.
The premise of a human character using the family pet's name to get a credit card was used on a season three episode of the FOX sitcom Married...With Children (with the only plot difference being that Al and Peg eventually did get caught for credit card fraud, but only had their stuff impounded and Al working in a hotel to pay off the room service charges after the bank discovered that they sent a credit card approval letter to Buck, the family dog).
According to the DVD commentary, the Repo Depot is loosely based on the building from the movie Repo Man.
Homer receives a magazine in the mail, entitled Car Toons and featuring a cover illustration of a hot rod driven by a monster, in the style of Ed Roth.(Creator of 'Rat Fink' and 'Mr. Gasser')The picture on the cover is a slightly Simpsonized(Overbite, 3 fingers intead of 4) version of Mr Gasser.
CarToons is a real Magazine and they are proud to have Homer Simpson as a Subscriber (according to their FB page).
When Bart is getting ready to get Santa's Little Helper back he says to Lisa "Hey I'm not saying it's gonna be a dance around the maypole he is referencing the Maypole Dace that dates back over 2000 years in Europe The Maypole dance was almost definitely a fertility rite meant to symbolize the union of the masculine and feminine, which is a major theme in May Day celebrations across the historical Pagan footprint.
As Bart looks through the junk mail, his sleeve grows longer in the middle of the scene so that it goes beyond where his other arm overlaps.
When Fat Tony, Legs and Louie dump something rolled up in a rug into a hole, and Legs says to Bart "We didn't see nothin' if you didn't see nothin'", he has Louie's voice.
A brown section of Kent Brockman's dog's fur briefly is colored white.
After Maggie has oatmeal dumped on her head and Homer puts her back in the high chair, the oatmeal is gone.
Chief Wiggum kicks down the blind man's door. But when the shot moves to outside the house as the other officers arrive the door is back in place, and merely opened.
At the heroic dog scene, Laddie is not wearing a collar, however when he receives the medal he is wearing it.
The fence at the blind man's house is gray in close-ups but black in other shots.