* The Storm Queen (1924)
* The House of Sin (1926)
* Our Demigods (1928)
* The Sinister Street Mystery (1930)
* The Lady and the Law (1931)
* Murder at the Manor (1933)
* Crime in Kensington (1934)
* Exit Mr. Campion (1936)
* Murder Goes Abroad (1938)
* Secret Service Man (1941)
* Woman Spy (1943)
* Death Came Uninvited (1946)
* Inspector West Takes Charge (1948)
* There Was No Peace (1950)
* Inspector West at Bay (1952)
* The Dead and the Quick (1954)
* All About (1955)
* Don't Look Behind You (1957)
* My Host the World (1961)
* It's Such a Beautiful Day (1963)
* The Long Shadow (1965)
Short stories:
* "The Shadow" (1924)
* "The Black Cat" (1925)
* "The Haunted House" (1926)
* "The Mystery of the Locked Room" (1927)
* "The Secret of the Will" (1928)
* "The Case of the Missing Witness" (1929)
* "The Theft of the Mona Lisa" (1930)
* "The Murder of the Prime Minister" (1931)
* "The Disappearance of the Crown Jewels" (1932)
* "The Mystery of the Secret Code" (1933)
Plays:
* The Storm Queen (1924)
* The House of Sin (1926)
* Our Demigods (1928)