When young reporter and amateur biker Jerry Marsh investigates a mysterious hooded figure on a motorbike, he discovers crooks hiding out in a ruined castle with atomic sabotage on their minds...

Special Agent Dick Barton uncovers a ring of international psychopathic criminals with plans to dominate the world using a terrifying weapon of mass destruction.

A group of people in an old dark house are terrorized by a mysterious hooded figure dressed in black who proceeds to kill them off one by one.

A scientist invents a pill to cure smokers of their nicotine addiction. However, when he makes his discovery public, he encounters strong resistance from the tobacco industry.

Daubeney Carshott, a concert pianist, leaves London to dive for pearls on Thursday Island in the South Seas at the whim of Stella Raff, his fiancée. Once there, he discovers that the life he leads as a pearl diver is better in every way than his former existence as a social-lion pianist. He meets and falls in love with Lorna Quidley, after learning this Stella had send other suitors off in quest of a giant pearl for her.

A down-and-out clerk happens upon a bag of money. Unknown to him, the money is all counterfeit, forcing the innocent man to become involved with gangsters, as well as federal agents.

When a hit and run patient is murdered an attending doctor is placed under suspicion.

The manager of a halfway house for female ex-cons takes action when a blackmailer threatens to expose her secret.

'Bird fancier's daughter loves nobleman whom her cockney fiancé robs of necklace.' (British Film Catalogue)

Returning from a business trip, toy salesman Simon Scott is caught attempting to smuggle a wristwatch bought for his wife's birthday through Customs. He is arrested and, due to a bungled defence by his solicitor, obliged to serve a three-month prison sentence. It is only the beginning of his woes; his employer, Colonel Wilson, is understanding, but he is ultimately forced to sack Simon, who discovers that finding another job under such circumstances is extremely difficult. But Colonel Wilson is determined to help his former employee find a solution.