A man of means, Horne Fisher is a well-connected detective who's social and political influence gives him special insight into the underbelly of Britain's elite. G.K. Chesterton uses the protagonist to shine a light on the true nature on the ruling class. In The Man Who Knew Too Much, Horne Fisher leads a collection of short stories that constantly test his morals. He is frequently joined by his partner, a political journalist, named Harold March. Together, they work on various criminal cases often involving murder. Some of the most notable stories include "The Face in the Target," "The Vanishing Prince," "The Soul of the Schoolboy" and "The Bottomless Well." It is a compelling series of suspenseful tales with intriguing characters. The Man Who Knew Too Much was initially published as a serial in Harper's Monthly Magazine, and then as a full collection in 1922. It was also famously adapted for film by Alfred Hitchcock in 1934 and 1956, respectively.