Novels (as Derek Lambert)
- Angels in the Snow [1969]
- The Kites of War [1969]
- For Infamous Conduct [1970]
- Grand Slam [1971]
- The Red House [1972]
- The Yermakov Transfer [1974]
- Touch the Lion's Paw [1975]
- The Saint Peter's Plot [1978]
- The Memory Man [1979]
- I, Said the Spy [1980]
- Trance [1981]
- The Red Dove [1982]
- The Judas Code [1983]
- The Golden Express [1984]
- The Man Who Was Saturday [1985]
- Vendetta [1986]
- Chase [1987]
- Triad [1987]
- The Night and the City [1990]
- The Gate and the Sun [1990]
- The Banya [1991]
- Horrorscope [1993]
- Diamond Express [1994]
- The Killing House [1997]
Novels (as Richard Falkirk)
- The Chill Factor [1971]
- The Twisted Wire [1972]
Blackstone novels (as Richard Falkirk)
A "Historical whodunnit" series, focusing on a Bow Street Runner in 1820's London
- Blackstone [1972]
- Blackstone's Fancy [1973]
- Beau Blackstone [1974]
- Blackstone and the Scourge of Europe [1974]
- Blackstone Underground [1976]
- Blackstone on Broadway [1977]
Non-fiction (as Derek Lambert)
- The Sheltered Days [1965]
- Don't Quote Me But [1979]
- And I Quote [1980]
- Unquote [1981]
- Just Like the Blitz [1987]
- Spanish Lessons [2000]