Continuity mistake: Ken's mother makes his jockey shirt using dark blue and gold as their racing colors. When Ken rides Thunderhead in his first race, Ken's jockey shirt is now light green and beige and the design is different. Ken's family owns Thunderhead, and race horse owners must have specific registered racing colors and patterns. Ken would not suddenly be wearing a differently-colored shirt.
Continuity mistake: When Daffy Duck is eating his breakfast at the table, the cup next to him has nothing in it but in the next shot a piece of buttered toast suddenly appears.
Continuity mistake: After the scene with Junior that busted him as the night kitchen raider, Dick is in his office. Pat Patton tells him about his findings going through the victim's belongings. He leans forward with his left arm, and Dick at the same time pulls his own arm back away from the desk. Next cut and Dick has both hands on the desk and Pat just his right arm on it. (00:12:35)
Continuity mistake: After Mrs. Monteith hands MacGregor's letter to Lestrade, she walks behind Watson and begins to walk behind Holmes when the shot changes. In the next shot, which focuses on Holmes opening Lestrade's envelope, Mrs. Monteith has disappeared.
Continuity mistake: When Woody reacts to the "Blackout Borscht" that the taxidermist has given him, the bowl is on the counter, but in the shot of Woody's head and neck rising into the air, the bowl has suddenly disappeared.
Continuity mistake: When Bugs pours red ink on Sam's head, he leaves the bottle on its side and there is a label saying "Ink" on it. In the next shot, the word "Ink" has disappeared.