Bulldog Drummond forms a gang to rescue his wife and thwart his nemesis, Carl Peterson.

Bulldog Drummond finds himself immersed in another adventure when he stumbles upon a corpse in the mysterious London mansion of Prince Achmed. Enlisting the help of his old friend Algy and the beautiful Lola, Drummond uncovers a scheme to ship illegal cargo into the country. He must rely on his cunning to survive when the prince offers a reward for his capture.

In Bulldog Drummond, a young adventurer finds himself trapped in a deadly game of cat and mouse. With a stormy night as the backdrop, the world war one veteran uses his wit and courage to outsmart his enemies. As he navigates through a web of lies and deceit, Bulldog Drummond encounters a femme fatale, an evil scientist, and a secret hideout. With the fate worse than death hanging in the balance, Bulldog Drummond must uncover the truth before it's too late.

Drummond goes up against foreign agents who are trying to steal plans for a top-secret aircraft.