Desperate to prove his father innocent of treason, a secretary arranges a clandestine assignation with his employer's wife in order to get the proof he needs. But the plan goes awry when he becomes implicated in her sudden death.

A gang of criminals masquerading as ghosts are eventually exposed.

Publisher John Gillespie faces a financial crisis after his business partner skips town with all the firm's assets. Facing ruin, he reluctantly approaches a wealthy aunt for assistance but is met with a stony-faced refusal.

In India, a princess disguises herself as a commoner to escape an arranged marriage.

'1914. Knight poses as rating aboard son's cruiser and helps Q-ship sink U-boat.' (British Film Catalogue)

The sinister Dr. Fu Manchu returns to destroy the people he holds responsible for the death of his family.

An elderly couple's lodger, a British musician (Ivor Novello), becomes the suspect in a series of killings.

The sinister Dr. Fu Manchu returns to destroy the people he holds responsible for the death of his family.