Janet Miller (Lana Morris) is a married woman caught in awkward circumstances after police investigating a murder come up with evidence, and a potentially lethal motive, which lead them to suspect her of committing the crime. Their suspicions increase when Janet is less than forthcoming about a visit she paid to a former beau. Happily, her loyal husband (Ronald Howard) swears by her innocence and quickly leaps into motion to find the real killer.

Police find that everyone had a motive for the murder of a wealthy woman.

On the French Riviera, movie producer Max Poulton is on location shooting a film starring his lover, Gina Bertini. But when the rueful Max ends his fling with Gina to return to his loyal wife, Carol, the jilted actress threatens to reveal details of their affair to Carol. Later, at a party at Max's villa, investigator Carliss arrives with news that Gina has been killed and that Max is a murderer suspect.

Naive Stanley Windrush looks for a career in a family business. Much to his dismay, he finds work at a munitions factory where he has to start from the bottom, while both the management and the labor union use him as a tool in their fight for power.

In England, a group of space scientists led by Bernard Quatermass, who have developed plans for the first Moon colony, learn that a secret, ostensibly government-run, complex of identical design has been built in a remote part of England and is the focus of periodic falls of small, hollow "meteorites" originating in outer space. Quatermass determines to investigate and uncovers a terrifying extraterrestrial life form which has already begun action to take over the Earth.

After Jonathan Harker attacks Dracula at his castle, the vampire travels to a nearby city, where he preys on the family of Harker's fiancée. The only one who may be able to protect them is Dr. van Helsing, Harker's friend and fellow-student of vampires, who is determined to destroy Dracula, whatever the cost.