An American is visiting Britain and finds himself in possession of a briefcase full of secret documents that the spies of many different countries seem determined to get.
A famed trumpet player is suspected of murdering a blues singer. Using only two minor clues, he narrows the suspects to four people, but only after surviving poison placed on the mouthpiece of his trumpet!
A talented dress designer, who lets nothing get in the way of her success, rises in the fashion world then loses contact with her own humanity. She also forgets that you meet the same people on the way up as on the way down.
A former pilot suffering from blackouts discovers that a fellow flyer is suspected of being mixed up with a web of smugglers. While searching for his missing buddy, he unwittingly becomes entangled in a morass of suspicion.
When John North, a budding author, pulls the communication cord of a late night train that is taking him away on a weekend with his publishers wife, he sets in motion a series of events that lead to a train crash, a murder and a police man hunt, but all is not what it seems.