William Harrington 's Books
A very well recieved series by William Harrington are the books, featuring tropes. The most popular books are Columbo: The Game Show Killer, Columbo: The Hoover Files, Columbo: The Hoffa Connection, Columbo: The Helter Skelter Murders, Columbo: Grassy Knoll, which was published in 2022.
Columbo: The Game Show
Columbo: The Hoover Fi
Columbo: The Hoffa Con
Columbo: The Helter Sk
Columbo: Grassy Knoll