1938 -

Writing as: Robert Charles, Charles Leader

For a terrific bio (one of the best I've read), check out his website.

Series Books
Robert Charles
Counter-Terror The Hour Of The Wolf (1974)
  The Flight Of The Raven (1975)
  The Scream Of The Dove (1975)
  The Prey Of The Falcon (1976)
  The Snarl Of The Lynx (1977)
  The Arms Of The Mantis (1978)
  The Venom Of The Cobra (1979)
  A Lance For The Devil (1980)
Simon Larren Nothing To Lose (1963)
  Dark Vendetta (1964)
  Mission Of Murder (1965)
  Arctic Assignment (1966)
  The Fourth Shadow (1967)
  Assassins For Peace (1967)
  Stamboul Intrigue (1968)
  The Big Fish (1969)
  Strikefast (1969)
Non-Spy Series The Faceless Fugitive (1963)
  One Must Survive (1964)
  This Side of Hell (1965)
  Three Days to Live (1968)
  The Sun Virgin (1974)
  Sea Vengeance (1974)
  Dead Before Midnight (1975)
  The Burning (1979)
  Flowers of Evil (1981)
  Nightworld (1984)
  The Comet (1985)
  Falcon SAS: Firestrike [Capt. Mark Falcon] (1999)
  Falcon SAS: Blood River [Capt. Mark Falcon] (1999)
  Persons Reported (2000)
  Ancient Sins (2007)
  Blood and Sangria (2010)
Charles Leader
Paul Mason Frontier Of Violence (1966)
  Strangler's Moon (1968)
Non-Spy Series Murder in Marrakech (1966)
  Nightmare on the Nile (1967)
  The Golden Lure [Ric McAdden] (1967)
  The Angry Darkness (1968)
  The Double M Man [Mike M’Call] (1969)
  Cargo to Saigon [Ric McAdden] (1969)
  The Dragon Roars (1970)
  Death of a Marine [Mike M’Call] (1970)
  Salesman of Death [Mike M’Call] (1971)
  Scavengers at War [Mike M’Call] (1974)
  A Wreath from Bangkok [David Chan] (1975)
  A Wreath of Poppies [David Chan] (1975)
  A Wreath for Miss Wong [David Chan] (1977)
  A Wreath of Cherry Blossom [David Chan] (1977)
  Kingdom of Darkness (1978)