A convicted thief in Dartmoor prison hides the location of the stolen Bank of England printing plates inside three music boxes. When the innocent purchasers of the boxes start to be murdered, Holmes and Watson investigate.

A mystery writer is intrigued by the tale of notorious criminal Dimitrios Makropolous, whose dead body was found washed up on the shore in Istanbul. He decides to follow the career of Dimitrios around Europe, in order to learn more about the man. Along the way he is joined by the mysterious Mr. Peters, who has his own motivation.

George Raft plays a sailor who sets out to solve his father's mysterious death.

Jim Slater's father (whom he never knew) died in the Apache ambush at Gila Valley, and Jim is searching for the one survivor, who supposedly went for help but disappeared with a lot of gold. In the process, he gets several people gunning for him, and he keeps meeting liberated woman Karyl Orton, who may be on a similar mission. Renewed Apache hostilities and an impending range war provide complications.

A private detective and his assistant are hired to find a missing husband by the detective's former girlfriend who dumped him. The case is quickly complicated by a sexy brunette, a missing bank executive, a castle in the desert, and a dead body with its "head blown off" but identified as the husband.

A private detective and his assistant are hired to find a missing husband by the detective's former girlfriend who dumped him. The case is quickly complicated by a sexy brunette, a missing bank executive, a castle in the desert, and a dead body with its "head blown off" but identified as the husband.

A locksmith is pressured into crime when the mob makes him perform an elaborate bank robbery.

William Shatner plays two roles: cowboy Johnny Moon and his ruthless Indian twin brother, Notah. Notah likes peyote and gets the crazy idea that he's the Comanche messiah sent to lead the Comanche nation against the white man but more specifically the dusty desert town of Rio Hondo. Moon, estranged from his brother, decides to stop Notah either by words or by bullets.

Canadian Mountie Steve Wagner captures a German Luftwaffe officer on a spy mission, who later escapes from the prison camp. To catch the spy ring, the Mounties employ a ruse so that the spies, believing Steve to be sympathetic, enlist him in their plans.

When the owner of a stagecoach station is killed, a gunman takes his place.