Society sleuths Nick and Nora Charles investigate a murder aboard a floating casino      　　Nick and Nora Charles are attending a charity benefit aboard a gambling ship      　　After a murder occurs, suspicion falls on Phil Brant, who had argued with the victim earlier in the evening      　　When Phil and his wife seek help from Nick and Nora, Nick refuses to get involved      　　But when shots are fired outside his own apartment, Nick begins to investigate, and he soon finds himself in a confusing case with numerous suspects      　　Nick and Nora Charles were the ultimate screen couple, husband and wife detectives, always in step and never missing an opportunity to outwit one another as they solved each crime, which they did just in time for the movie's ending      　　Myrna Loy was a fantastic Nora, the ideal wife and considering she made 14 movies with William Powell, she made it look like they were really married      　　The Thin Man movies, all six of them, played more like sophisticated screwball comedies than murder mysteries, and their comic banter enhanced the proceedings      　　Their little wire-haired terrier, Asta, quite often stole the scene as he helped sleuth out the guilty party      　　He was a great little actor and rumor had it that away from the Thin Man movies, Asta was really Skippy      　　However, the six Thin Man movies credit this cute pooch as Asta