Mr. Harding (publisher)
A man tells his wife that the police are after him for having killed a bookie during an alcoholic binge, but that he is innocent and is being framed for the murder. The wife and her brother hide him and try to find out who the real killer was. The more they investigate, the more holes they begin to find in the husband's story.
Himself
The Theatre Royal is a struggling London venue battling to keep its doors open. When the bank threatens to close it, the workers fear that they will soon be forced out of their jobs. The Royal's property master, Bob Parker (Bud Flanagan), recruits the rest of the staff to stage a benefit gala. They hope their show, featuring songs and dances, can raise enough cash to stave off the end. Meanwhile, they seek investors who can keep the Theatre Royal and its staff in business permanently.
Sir Harold Watson (uncredited)
The Helliwells, the Soppitts, and the Parkers, old friends gathered to celebrate their common silver anniversaries. To their dismay they learn that their marriages may not be valid. On hand are an outrageous housekeeper and a photographer.
Sir Ambrose
Will Hay, back in his role as a hapless teacher, is hired by a grim school in remotest Scotland. The school soon starts to be haunted by a legendary ghost, whose spectral bagpipes signal the death of one of the staff. Hay, assisted by Claude Hulbert and Charles Hawtrey, has to unravel the mystery before he becomes the next victim.
Inspector Colclough
The inhabitants of a peaceful village begin receiving mysterious hate mail penned by someone with malicious thoughts.
Undetermined Secondary Role
Unsuccessful writer Aylmer Franklyn takes the chance to change identities after he discovers a corpse. However, he soon finds himself accused of the murder of a maid at a near-by boarding house.
Detective
Two businessmen have the shock of their lives when a woman appears out of their past bearing a 23 year old son - and one of them may be the father!
Sergeant Spedding
When Sally inherits a country house, her young brother Ronald, an aspiring journalist, hits on a sensational way to make his first big scoop: Sally will 'disappear', and he will be arrested for her murder! At his trial she will reappear, his acquittal will follow, and he will be able to supply his paper with an exclusive story. Sally and her fiance, Bill, fall in with the scheme. However, there are complications which they had not foreseen.
Sir Michael
A sausage-making tycoon rents a castle from an impoverished aristocrat.
Det. Inspector Frederick Webster
The dramatic story of a normal, intelligent man of good principles driven to contemplate thoughts of murder.
Harry
Scatterbrain circus lady has to cover for her sour schoolmistress sister.
Insp. Lestrade
Holmes, retired to Sussex, is drawn into a last case when his arch enemy Moriarty arranges with an American gang to kill one John Douglas, a country gentleman with a mysterious past. Holmes' methods baffle Watson and Lestrade, but his results astonish them. In a long flashback, the victim's wife tells the story of the sinister Vermissa Valley.
A music-hall star and his best mate are conned out of their earnings (twice!) and left with nothing but a beloved greyhound.
Inspector McIver
Bulldog Drummond forms a gang to rescue his wife and thwart his nemesis, Carl Peterson.
Mr. Daly
A rich American businessman in London makes believe he's lost all his money so that his daughter will marry a composer.
Sir James Briden
A British diplomat becomes entangled with a ring of international criminals.