Character mistake: When Clouseau and Ballon are playing billiards, and Clouseau accuses Ballon of murdering the chauffeur out of jealously, he accidentally refers to Ballon as "Inspector Ballon". (00:46:20)
A Shot in the Dark (1964)
1 character mistake - chronological order
Directed by: Blake Edwards
Starring: Herbert Lom, Peter Sellers, George Sanders, Elke Sommer
Factual error: Inspector Clouseau's watch may be broken but Hercule's doesn't keep very good time either. They synchonise watches at 7:47. 18 seconds later, Hercule says he has 7:47 and 23 seconds. (01:28:14)
Dreyfus: What about the maid?
Clouseau: The maid?
Dreyfus: Was he jealous of her too? He strangled her.
Clouseau: It is possible that his intended victim was a man and that he made a mistake.
Dreyfus: A mistake?.. in a nudist camp?
Clouseau: Nobody's perfect.
Dreyfus: Idiot nincompoop lunatic.