Roy Vickers

Inspector J Rason
   The Mystery Of The Scented Death (1922)
   The Man In The Shadow (1924) (as by Sefton Kyle)
   The Hawk (1930) (as by Sefton Kyle)
   Bardelow's Heir (1933)
   Red Hair (1933) (as by Sefton Kyle)
   Money Buys Everything (1934)
   The Life He Stole (1934) (as by Sefton Kyle)
   Kidnap Island (1935)
   Silence (1935) (as by Sefton Kyle)
   The Man in the Red Mask (1935)
   Guilty, But- (1937) (as by Sefton Kyle)
   Terror of Tongues! (1937)
   The Body in the Safe (1937) (as by Sefton Kyle)
   The Girl in the News (1937)
   During His Majesty's Pleasure (1938) (as by Sefton Kyle)
   The Life Between (1938)
   She Walked In Fear (1940)

James Segrove
   1. The Vengeance of Henry Jarroman (1923)
   2. Ishmaels Wife (1924)
   3. Four Past Four (1925)

Inspector Peter Curwen
   1. Six Came To Dinner (1948)
   2. Gold and Wine (1949)
   3. They Can't Hang Caroline (1950)
   4. Murder in Two Flats (1951)
   Find the Innocent (1959)

   The Lady of Kalamaria (1919)
   A Murder For A Million (1924)
   Dead Man's Dower (1925) (as by Sefton Kyle)
   The Unforbidden Sin (1926)
   The Radingham Mystery (1928)
   The Gold Game (1930)
   The Deputy for Cain (1931)
   The Bloomsbury Treasure (1932) (as by Sefton Kyle)
   The Marriage For The Defence (1932)
   The Vengeance of Mrs. Danvers (1932) (as by Sefton Kyle)
   Hide Those Diamonds! (1935)
   The Man Without A Name (1935) (as by Sefton Kyle)
   The Durand Case (1936) (as by Sefton Kyle)
   Number Seventy-three (1936) (as by Sefton Kyle)
   I'll Never Tell (1937)
   The Notorious Miss Walters (1937) (as by Sefton Kyle)
   The Enemy Within (1938)
   Missing! (1938) (as by Sefton Kyle)
   The Judge's Dilemma (1939) (as by Sefton Kyle)
   Miss X (1939) (as by Sefton Kyle)
   The Girl Known As D 13 (1940) (as by Sefton Kyle)
   Playgirl Wanted (1940)
   The Shadow Over Fairholme (1940) (as by Sefton Kyle)
   Brenda Gets Married (1941)
   A Date with Danger (1942)
   The Price of Silence (1942) (as by Sefton Kyle)
   Love Was Married (1943) (as by Sefton Kyle)
   Murder of a Snob (1949)
   Maid to Murder (1950)
     aka Murdering Mr. Velfrage
   The Sole Survivor And The Kinsard Affair (1952) (with Margaret Scherf)
   The Girl Who Wouldn't Talk (1959)
   Seven Chose Murder (1959)