Clubfoot the Avenger is a gripping mystery thriller novel by Valentine Williams. This book was first published in 1922 and has since become a classic in the genre of detective fiction. The story revolves around a wealthy and successful criminal mastermind, known as "Clubfoot", who is notorious for his elusive nature and cunning schemes. The plot is driven by the relentless pursuit of this criminal by Scotland Yard detective, Superintendent George Hanbury, who is determined to bring him to justice.

The novel is set in the early 20th century and the story is told through a series of twists and turns, as the reader follows the detective's investigation of the criminal's latest plot. The character of Clubfoot is particularly intriguing as he is a complex and enigmatic figure, with a deformed foot that has given him his nickname. The novel delves into the psychology of the criminal mind and explores themes of power, manipulation, and revenge.

The writing style is fast-paced and engaging, with plenty of suspense and action to keep the reader hooked from beginning to end. The plot is intricately crafted and the characters are well-developed, making the story all the more believable and immersive. The book is notable for its strong narrative structure, as well as its use of multiple perspectives to provide a well-rounded view of the story.

Clubfoot the Avenger is a classic of its genre and has been praised for its innovation and influence on subsequent works of detective fiction. The character of Clubfoot has become an iconic figure in popular culture, inspiring numerous adaptations and imitations. The book remains a popular read for fans of mystery and thriller fiction, as well as those interested in the history of the genre.