Murder Must Advertise: A BBC Radio 4 Full-Cast Production

In Too Deep: (Jack Reacher 29)

Gaudy Night

Busman's Honeymoon

The Secret: Jack Reacher, Book 28

Clouds of Witness: The Lord Peter Wimsey Mysteries, Book 2

Unnatural Death (Unabridged): optional

The Nine Tailors

The Unpleasantness at the Bellona Club

Unnatural Death: Lord Peter Wimsey, Book 3

Whose Body? with eBook

The Unpleasantness at the Bellona Club (Unabridged): optional