The captain of a cavalry tries to help keep the peace when he discovers that greedy townsfolk and gold miners have been trespassing into Indian reservations.
When a civil servant is found dead under mysterious circumstances in the London Underground, Holmes' brother comes to him asking for help with the case.
A folksy philosopher from Arkansas endears himself to the American public and becomes a media celebrity, but fame allows him to embrace his darker side.
The creator of a comic strip sleuth and his lovely wife are invited to a banquet honoring war refugees, where they find themselves investigating a murder.