En una pequeña población de Mississippi, el policía Sam Wood descubre el cadáver de un industrial. Poco después, detiene en la estación a un hombre negro que, tras ser interrogado por el jefe de la policía local, Billl Gillespie, resulta ser un inspector de la policía de Filadelfia llamado Virgil Tibbs. Ambos policías deciden colaborar para investigar el asesinato.
Una niña muere accidentalmente jugando con otros niños en un viejo y desierto colegio. Los niños deciden guardar silencio, pero alguien más vio lo que pasó.
Durante más de doscientos años una maldición parece haber caído sobre la aristocrática familia de los Baskerville. Cuando Sir Charles es hallado muerto en extrañas circunstancias, el legendario Sherlock Holmes y su compañero Watson comienzan a investigar y llegan a la conclusión de que la próxima víctima será Sir Henry, el único miembro vivo de la familia y, por tanto, el heredero universal de la fortuna de los Baskerville.
A group of friends, who love to make bets with one another, play a prank that goes horribly wrong when one of them is murdered.
A small-town police chief investigating a murder is offered help by a self-described psychic. However, when the chief discovers that the "psychic" is in possession of information known only to the police, he suspects that the man may be more involved in the case than he lets on.
In Puerto Rico to investigate a glut of contraband diamonds that are flooding the world's jewel market, Mr. Moto and his sidekick, a wrestler, find themselves involved in murders by thrown daggers, the frame-up of an overstressed Army colonel, and a pirate gang led by an unknown boss who has inside knowledge of the ensuing investigation.
An unassuming gentleman finds himself deep in a kerfuffle after moving to the same street as a mysterious neighbor
Hoppy, California and Lucky arrive at a remote inn, where Lucky expects to be married - but finds the bride-to-be in distress over her uncle, who has suddenly disappeared from the inn. Then Hoppy finds the uncle's body in the shaft of his nearby mine...
While Harris and his Mother enjoy bonding at the movies, it seems the jerks in the theaters are making it harder for them to enjoy the show. Soon someone starts murdering those disrupting the film, and now Harris finds himself not only confronting his past, but questioning his own sanity as well.
The Diamond Gang commits a robbery. The leader Chiu Yee-kong wants to keep the booty and this arouses the suspicion of gang member Tai-wai. The police does not have a clue and thus invite Wong Ngung, Heung Ad and Wu Ngar for help. Kong is in accomplice with his third concubine. They order someone to steal the diamond and leave Wong's symbol. Wai turns his attention on Wong. Wong, Ad and Wu are not afraid of Wai and they throw him out. They sneak in Kong's apartment to investigate. Kong's second concubine is mad at Kong for neglecting her. She tells Wong the truth but gets killed. Kong's people surround Wong, Ad and Wu. Each of the three faces their enemy. Ad is tortured by Wai. Wong and Wu arrive in time and save her. One of Kong's people tells Wai the truth. Wai immediately attacks Kong. Wong, Ad, Wu and the police arrive at Kong's headquarter to arrest the gangsters. Wai is arrested but Kong has escaped. The diamonds are found. The inspector makes Wong, Ad and Wu as partners.