Anthony Slade and Department X2
The Case of the Marsden Rubies (1929)
The Gillespie Suicide Mystery (1929)
     aka The Terrace Suicide Mystery
The Grand Modena Murder (1931)
Is This Revenge? (1932)
     aka The Serpentine Murder
The Stolen Home Secretary (1932)
     aka The Stolen Statesman
The Riddle of the Ravens (1934)
The Secret of Tangles (1934)
The Case-Book of Anthony Slade (1937)
Who killed Oliver Cromwell? (1937)
The Arsenal Stadium Mystery (1939)
Tragedy in E Flat (1939)
Murder First Class (1946)
Atomic Murder (1947)
Hangman's Moon (1950)
They Kidnapped Stanley Matthews (1950)
The Frightened Chameleon (1951)
The Glass Alibi (1952)
Murder Out of Season (1952)
She Died Laughing (1953)
The Inverted Crime (1954)
Death Pays the Piper (1956)
Superintendent Slade investigates (1956)
Stand-In for Murder (1957)
Don't Argue with Death (1959)
Wantons Die Hard (1961)
Heads You Die (1964)
The Violent Dark (1965)
Strip-Tease Macabre (1967)
A Diplomat Dies (1969)
Alias the Victim (1971)
Programmed for Death (1973)
You Can't Die Tomorrow (1975)
Crime on Her Hands (1977)
Death Needs No Alibi (1979)

The Man from Manhattan (1935)
The Case of the Malverne Diamonds (1937)
Coastal Commandos (1946) (writing as Sterry Browning)
The Pilgrims Meet Murder (1948) (writing as Dexter Muir)
The Secret of the Red Mill (1948)
The Speckled Swan (1949) (writing as Dexter Muir)
The Riddle of the Blue Moon (1950)
The Missing Speed Ace (1950)
Crime at Cape folly (1951) (writing as Sterry Browning)
Santa Fe gunslick (1951) (writing as Sterry Browning)
Speed Dermot: Junior Reporter (1951)
Rosemary for Death (1952) (writing as Dexter Muir)
Sally of Scotland Yard (1954) (with Geraldine Laws)
Sex marks the Spot (1954) (writing as Sterry Browning)
Dangerous Mission (1957)
Sisters of Cain (1972)
Hall-mark of Horror (1973)
Midsummer Slay Ride (1976)
Cardinal's Diamonds (1976)
Deadly Professionals (1976)
Dead End Killers (1978)
Dead End in Mayfair (1981)
The Dead Don't Scream (1983)
Violent Midnight (1986)