Trail of the Pink Panther series regulars include Herbert Lom as Chief Inspector Dreyfus, Graham Stark as Hercule LaJoy (last seen in the 1964 Pink Panther film "A Shot in the Dark"), Burt Kwouk as Clouseau's faithful man servant Cato and André Maranne as Sgt. François Chevalier. "Trail" featured the animated opening and closing credits, animated by Marvel Productions and written and directed by Art Leonardi. Director Blake Edwards dedicated the film to Sellers, "the one and only Inspector Clouseau." Despite the dedication, Sellers' wife Lynne Frederick filed a $3 million lawsuit against the film's producers and the studio, claiming that the film diminished Sellers'
The Pink Panther Strikes Again thereafter, a cartoon image of Clouseau emerges from the water, which has been tinted pink, and begins swimming, unaware that a gigantic version of the Pink Panther character is waiting below him with a sharp-toothed, open mouth (a reference to the film "Jaws", made further obvious by the thematic music). The film ends when the animated Clouseau gets chased by the Pink Panther as the credits roll. "The Pink Panther Strikes Again" was rushed into production owing to the success of "The Return of the Pink Panther". Blake Edwards had used one of two scripts that he and Frank Waldman