Revenge of the Pink Panther as an informant to lure Clouseau into a trap, but the Chief Inspector's car and clothes are stolen by transvestite criminal Claude Russo (Sue Lloyd), who is unknowingly killed by Douvier's men instead. Subsequently, Douvier and the French public believe Clouseau is dead; as a result of this assumption, Clouseau's ex-boss, former Chief Inspector Charles Dreyfus (Herbert Lom), is restored to sanity and is released from the lunatic asylum to perform the investigation (despite being seemingly disintegrated in the previous film). In Russo's clothes and insisting on his true identity, Clouseau is taken to the asylum himself but escapes into
The Pink Panther derives its name from the eponymous pink diamond that has an enormous size and value. The diamond is called the "Pink Panther" because the flaw at its center, when viewed closely, is said to resemble a leaping pink panther. The phrase reappears in the title of the fourth film "The Return of the Pink Panther", in which the theft of the diamond is again the centre of the plot. The phrase was used for all the subsequent films in the series, even when the jewel did not figure in the plot. It ultimately appeared in six of the eleven films.