In "King Mario of Cramalot", Toad's mushroom cap is inconsistent between scenes.
In "King Mario of Cramalot", Luigi has Mario's color scheme (blue shirt and red overalls) before Mario cuts the gang out of the net using the Golden Plunger.
In "King Mario of Cramalot", when Mervin saves Mario, Luigi, Princess Toadstool, and Toad, Mario's sideburns are missing.
In "King Mario of Cramalot", as Mario yells out to Luigi while he jumps into the moat, there is a single frame where his color palette changes from 'Super' Mario to his usual color scheme.
In "King Mario of Cramalot", when Mario first challenges King Koopa in Cramalot Castle, King Koopa is holding a regular scepter, but when he battles Mario, he uses a Golden Plunger.
In "King Mario of Cramalot", after Mario says, "I could really go for a mozzarella milkshake." and the camera pans, Luigi is layered on top of another villager.
In "King Mario of Cramalot", King Koopa's maw and neck turn varying shades of green.
In "King Mario of Cramalot", after Princess Toadstool says, "There, that's the last of those grimy green good for nothings!", the "M" emblem on Mario's hat briefly disappears.
In "King Mario of Cramalot", While the dungeon room fills up with water, the spots on Toad's mushroom cap periodically blink red instead of white every other frame.
At the end, Mario runs off as he didn't want to be king. As everyone is laughing, Toad's mouth is closed.
In "King Mario of Cramalot", when Toad says, "Whew! That was close!" his mouth is not moving.
In "King Mario of Cramalot", the scene in which Mario talks about honey, Toad is seen gasping, despite the voice being heard is Luigi's.